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What is the stablest uranium compound?
<text>What is the stablest uranium compound?</text><reasoning>The most common forms of uranium oxide are triuranium octoxide (U 3O 8) and UO 2. Both oxide forms are solids that have low solubility in water and are relatively stable over a wide range of environmental conditions. Triuranium octoxide is (depending on cond...
In what form is uranium most often used as fuel for nuclear reactors?
<text>In what form is uranium most often used as fuel for nuclear reactors?</text><reasoning>The most common forms of uranium oxide are triuranium octoxide (U 3O 8) and UO 2. Both oxide forms are solids that have low solubility in water and are relatively stable over a wide range of environmental conditions. Triuranium...
When a nuclear chain reaction in uranium-235 doesn't result in a burst of heat, what does it result in?
<text>When a nuclear chain reaction in uranium-235 doesn't result in a burst of heat, what does it result in?</text><reasoning>Uranium-235 was the first isotope that was found to be fissile. Other naturally occurring isotopes are fissionable, but not fissile. On bombardment with slow neutrons, its uranium-235 isotope w...
How many nuclei does uranium-235 usually divide into when bombarded with slow neutrons?
<text>How many nuclei does uranium-235 usually divide into when bombarded with slow neutrons?</text><reasoning>Uranium-235 was the first isotope that was found to be fissile. Other naturally occurring isotopes are fissionable, but not fissile. On bombardment with slow neutrons, its uranium-235 isotope will most of the ...
What is used to slow a chain reaction in a nuclear reactor?
<text>What is used to slow a chain reaction in a nuclear reactor?</text><reasoning>Uranium-235 was the first isotope that was found to be fissile. Other naturally occurring isotopes are fissionable, but not fissile. On bombardment with slow neutrons, its uranium-235 isotope will most of the time divide into two smaller...
What does a neutron poison absorb?
<text>What does a neutron poison absorb?</text><reasoning>Uranium-235 was the first isotope that was found to be fissile. Other naturally occurring isotopes are fissionable, but not fissile. On bombardment with slow neutrons, its uranium-235 isotope will most of the time divide into two smaller nuclei, releasing nuclea...
What was the earliest year in recorded history that uranium oxide was used?
<text>What was the earliest year in recorded history that uranium oxide was used?</text><reasoning>The use of uranium in its natural oxide form dates back to at least the year 79 CE, when it was used to add a yellow color to ceramic glazes. Yellow glass with 1% uranium oxide was found in a Roman villa on Cape Posillipo...
In what county was glass with uranium oxide content found?
<text>In what county was glass with uranium oxide content found?</text><reasoning>The use of uranium in its natural oxide form dates back to at least the year 79 CE, when it was used to add a yellow color to ceramic glazes. Yellow glass with 1% uranium oxide was found in a Roman villa on Cape Posillipo in the Bay of Na...
What color of ceramic glaze was extracted from uranium oxide?
<text>What color of ceramic glaze was extracted from uranium oxide?</text><reasoning>The use of uranium in its natural oxide form dates back to at least the year 79 CE, when it was used to add a yellow color to ceramic glazes. Yellow glass with 1% uranium oxide was found in a Roman villa on Cape Posillipo in the Bay of...
In what year was yellow uranium oxide glass discovered?
<text>In what year was yellow uranium oxide glass discovered?</text><reasoning>The use of uranium in its natural oxide form dates back to at least the year 79 CE, when it was used to add a yellow color to ceramic glazes. Yellow glass with 1% uranium oxide was found in a Roman villa on Cape Posillipo in the Bay of Naple...
What institution did R.T. Gunther belong to?
<text>What institution did R.T. Gunther belong to?</text><reasoning>The use of uranium in its natural oxide form dates back to at least the year 79 CE, when it was used to add a yellow color to ceramic glazes. Yellow glass with 1% uranium oxide was found in a Roman villa on Cape Posillipo in the Bay of Naples, Italy, b...
From what year could the Sovereign appoint a person as Commander, Officer or Member of the Order of the British Empire?
<text>From what year could the Sovereign appoint a person as Commander, Officer or Member of the Order of the British Empire?</text><reasoning>From 1940, the Sovereign could appoint a person as a Commander, Officer or Member of the Order of the British Empire for gallantry for acts of bravery (not in the face of the en...
Of what acts did the Members of the Order of the British Empire appoint?
<text>Of what acts did the Members of the Order of the British Empire appoint?</text><reasoning>From 1940, the Sovereign could appoint a person as a Commander, Officer or Member of the Order of the British Empire for gallantry for acts of bravery (not in the face of the enemy) below the level required for the George Me...
When was the awards designated the Order of the British Empire for Gallantry?
<text>When was the awards designated the Order of the British Empire for Gallantry?</text><reasoning>From 1940, the Sovereign could appoint a person as a Commander, Officer or Member of the Order of the British Empire for gallantry for acts of bravery (not in the face of the enemy) below the level required for the Geor...
What grade was determined?
<text>What grade was determined?</text><reasoning>From 1940, the Sovereign could appoint a person as a Commander, Officer or Member of the Order of the British Empire for gallantry for acts of bravery (not in the face of the enemy) below the level required for the George Medal. The grade was determined by the same crit...
What was the world's first artificial nuclear reactor?
<text>What was the world's first artificial nuclear reactor?</text><reasoning>The X-10 Graphite Reactor at Oak Ridge National Laboratory (ORNL) in Oak Ridge, Tennessee, formerly known as the Clinton Pile and X-10 Pile, was the world's second artificial nuclear reactor (after Enrico Fermi's Chicago Pile) and was the fir...
In what state is the X-10 Graphite Reactor located?
<text>In what state is the X-10 Graphite Reactor located?</text><reasoning>The X-10 Graphite Reactor at Oak Ridge National Laboratory (ORNL) in Oak Ridge, Tennessee, formerly known as the Clinton Pile and X-10 Pile, was the world's second artificial nuclear reactor (after Enrico Fermi's Chicago Pile) and was the first ...
Along with the X-10 Pile, what was the X-10 Graphite Reactor previously known as?
<text>Along with the X-10 Pile, what was the X-10 Graphite Reactor previously known as?</text><reasoning>The X-10 Graphite Reactor at Oak Ridge National Laboratory (ORNL) in Oak Ridge, Tennessee, formerly known as the Clinton Pile and X-10 Pile, was the world's second artificial nuclear reactor (after Enrico Fermi's Ch...
In what state is Argonne National Laboratory's Experimental Breeder Reactor I located?
<text>In what state is Argonne National Laboratory's Experimental Breeder Reactor I located?</text><reasoning>The X-10 Graphite Reactor at Oak Ridge National Laboratory (ORNL) in Oak Ridge, Tennessee, formerly known as the Clinton Pile and X-10 Pile, was the world's second artificial nuclear reactor (after Enrico Fermi...
On what date did Breeder Reactor I first make electricity?
<text>On what date did Breeder Reactor I first make electricity?</text><reasoning>The X-10 Graphite Reactor at Oak Ridge National Laboratory (ORNL) in Oak Ridge, Tennessee, formerly known as the Clinton Pile and X-10 Pile, was the world's second artificial nuclear reactor (after Enrico Fermi's Chicago Pile) and was the...
What is the sole fissile isotope that occurs in nature?
<text>What is the sole fissile isotope that occurs in nature?</text><reasoning>Many contemporary uses of uranium exploit its unique nuclear properties. Uranium-235 has the distinction of being the only naturally occurring fissile isotope. Uranium-238 is fissionable by fast neutrons, and is fertile, meaning it can be tr...
What can be turned into plutonium-239 in a nuclear reactor?
<text>What can be turned into plutonium-239 in a nuclear reactor?</text><reasoning>Many contemporary uses of uranium exploit its unique nuclear properties. Uranium-235 has the distinction of being the only naturally occurring fissile isotope. Uranium-238 is fissionable by fast neutrons, and is fertile, meaning it can b...
What uranium isotope is produced from thorium?
<text>What uranium isotope is produced from thorium?</text><reasoning>Many contemporary uses of uranium exploit its unique nuclear properties. Uranium-235 has the distinction of being the only naturally occurring fissile isotope. Uranium-238 is fissionable by fast neutrons, and is fertile, meaning it can be transmuted ...
Along with uranium-235, what isotope is noted for having a high fission cross-section for slow neutrons?
<text>Along with uranium-235, what isotope is noted for having a high fission cross-section for slow neutrons?</text><reasoning>Many contemporary uses of uranium exploit its unique nuclear properties. Uranium-235 has the distinction of being the only naturally occurring fissile isotope. Uranium-238 is fissionable by fa...
What is 238U?
<text>What is 238U?</text><reasoning>Many contemporary uses of uranium exploit its unique nuclear properties. Uranium-235 has the distinction of being the only naturally occurring fissile isotope. Uranium-238 is fissionable by fast neutrons, and is fertile, meaning it can be transmuted to fissile plutonium-239 in a nuc...
About how many tonnes of uranium is theorized to be present in the sea?
<text>About how many tonnes of uranium is theorized to be present in the sea?</text><reasoning>An additional 4.6 billion tonnes of uranium are estimated to be in sea water (Japanese scientists in the 1980s showed that extraction of uranium from sea water using ion exchangers was technically feasible). There have been e...
What did ORNL call their material that performs surface retention on solid molecules?
<text>What did ORNL call their material that performs surface retention on solid molecules?</text><reasoning>An additional 4.6 billion tonnes of uranium are estimated to be in sea water (Japanese scientists in the 1980s showed that extraction of uranium from sea water using ion exchangers was technically feasible). The...
The presence of what substance in sea water has resulted in low yields when attempting to extract uranium?
<text>The presence of what substance in sea water has resulted in low yields when attempting to extract uranium?</text><reasoning>An additional 4.6 billion tonnes of uranium are estimated to be in sea water (Japanese scientists in the 1980s showed that extraction of uranium from sea water using ion exchangers was techn...
Where were ORNL's results verified?
<text>Where were ORNL's results verified?</text><reasoning>An additional 4.6 billion tonnes of uranium are estimated to be in sea water (Japanese scientists in the 1980s showed that extraction of uranium from sea water using ion exchangers was technically feasible). There have been experiments to extract uranium from s...
When was HiCap announced?
<text>When was HiCap announced?</text><reasoning>An additional 4.6 billion tonnes of uranium are estimated to be in sea water (Japanese scientists in the 1980s showed that extraction of uranium from sea water using ion exchangers was technically feasible). There have been experiments to extract uranium from sea water, ...
What was the first self-sustained nuclear chain reaction created by human beings called?
<text>What was the first self-sustained nuclear chain reaction created by human beings called?</text><reasoning>On 2 December 1942, as part of the Manhattan Project, another team led by Enrico Fermi was able to initiate the first artificial self-sustained nuclear chain reaction, Chicago Pile-1. Working in a lab below t...
On what date was the first self-sustained nuclear chain reaction created artificially?
<text>On what date was the first self-sustained nuclear chain reaction created artificially?</text><reasoning>On 2 December 1942, as part of the Manhattan Project, another team led by Enrico Fermi was able to initiate the first artificial self-sustained nuclear chain reaction, Chicago Pile-1. Working in a lab below the...
What project was Fermi working for?
<text>What project was Fermi working for?</text><reasoning>On 2 December 1942, as part of the Manhattan Project, another team led by Enrico Fermi was able to initiate the first artificial self-sustained nuclear chain reaction, Chicago Pile-1. Working in a lab below the stands of Stagg Field at the University of Chicago...
On the campus of what educational institution was Chicago Pile-1 created?
<text>On the campus of what educational institution was Chicago Pile-1 created?</text><reasoning>On 2 December 1942, as part of the Manhattan Project, another team led by Enrico Fermi was able to initiate the first artificial self-sustained nuclear chain reaction, Chicago Pile-1. Working in a lab below the stands of St...
How many metric tons of uranium oxide was used in Chicago Pile-1?
<text>How many metric tons of uranium oxide was used in Chicago Pile-1?</text><reasoning>On 2 December 1942, as part of the Manhattan Project, another team led by Enrico Fermi was able to initiate the first artificial self-sustained nuclear chain reaction, Chicago Pile-1. Working in a lab below the stands of Stagg Fiel...
What is OSHA?
<text>What is OSHA?</text><reasoning>A person can be exposed to uranium (or its radioactive daughters, such as radon) by inhaling dust in air or by ingesting contaminated water and food. The amount of uranium in air is usually very small; however, people who work in factories that process phosphate fertilizers, live ne...
What is the OSHA uranium exposure limit for an 8-hour workday?
<text>What is the OSHA uranium exposure limit for an 8-hour workday?</text><reasoning>A person can be exposed to uranium (or its radioactive daughters, such as radon) by inhaling dust in air or by ingesting contaminated water and food. The amount of uranium in air is usually very small; however, people who work in fact...
What does REL stand for?
<text>What does REL stand for?</text><reasoning>A person can be exposed to uranium (or its radioactive daughters, such as radon) by inhaling dust in air or by ingesting contaminated water and food. The amount of uranium in air is usually very small; however, people who work in factories that process phosphate fertilize...
What is the NIOSH uranium exposure standard over an 8-hour workday?
<text>What is the NIOSH uranium exposure standard over an 8-hour workday?</text><reasoning>A person can be exposed to uranium (or its radioactive daughters, such as radon) by inhaling dust in air or by ingesting contaminated water and food. The amount of uranium in air is usually very small; however, people who work in...
At what level of exposure does uranium become imminently dangerous to health?
<text>At what level of exposure does uranium become imminently dangerous to health?</text><reasoning>A person can be exposed to uranium (or its radioactive daughters, such as radon) by inhaling dust in air or by ingesting contaminated water and food. The amount of uranium in air is usually very small; however, people w...
What percentage of uranium in nature is uranium-235?
<text>What percentage of uranium in nature is uranium-235?</text><reasoning>In nature, uranium is found as uranium-238 (99.2742%) and uranium-235 (0.7204%). Isotope separation concentrates (enriches) the fissionable uranium-235 for nuclear weapons and most nuclear power plants, except for gas cooled reactors and pressu...
What is the term for the amount of uranium-235 needed to sustain a nuclear chain reaction?
<text>What is the term for the amount of uranium-235 needed to sustain a nuclear chain reaction?</text><reasoning>In nature, uranium is found as uranium-238 (99.2742%) and uranium-235 (0.7204%). Isotope separation concentrates (enriches) the fissionable uranium-235 for nuclear weapons and most nuclear power plants, exc...
What is the most prevalent natural isotope of uranium?
<text>What is the most prevalent natural isotope of uranium?</text><reasoning>In nature, uranium is found as uranium-238 (99.2742%) and uranium-235 (0.7204%). Isotope separation concentrates (enriches) the fissionable uranium-235 for nuclear weapons and most nuclear power plants, except for gas cooled reactors and pres...
What percentage of natural uranium is isotope 238?
<text>What percentage of natural uranium is isotope 238?</text><reasoning>In nature, uranium is found as uranium-238 (99.2742%) and uranium-235 (0.7204%). Isotope separation concentrates (enriches) the fissionable uranium-235 for nuclear weapons and most nuclear power plants, except for gas cooled reactors and pressuri...
Along with gas cooled reactors, what type of reactor doesn't use uranium-235?
<text>Along with gas cooled reactors, what type of reactor doesn't use uranium-235?</text><reasoning>In nature, uranium is found as uranium-238 (99.2742%) and uranium-235 (0.7204%). Isotope separation concentrates (enriches) the fissionable uranium-235 for nuclear weapons and most nuclear power plants, except for gas c...
Along with uranium monocarbide and uranium dicarbide, what is a notable carbide of uranium?
<text>Along with uranium monocarbide and uranium dicarbide, what is a notable carbide of uranium?</text><reasoning>Uranium carbides and uranium nitrides are both relatively inert semimetallic compounds that are minimally soluble in acids, react with water, and can ignite in air to form U 3O 8. Carbides of uranium inclu...
Below what temperature is U2C3 stable?
<text>Below what temperature is U2C3 stable?</text><reasoning>Uranium carbides and uranium nitrides are both relatively inert semimetallic compounds that are minimally soluble in acids, react with water, and can ignite in air to form U 3O 8. Carbides of uranium include uranium monocarbide (UC), uranium dicarbide (UC 2)...
When was it observed that bombarding uranium with neutrons results in beta ray emission?
<text>When was it observed that bombarding uranium with neutrons results in beta ray emission?</text><reasoning>A team led by Enrico Fermi in 1934 observed that bombarding uranium with neutrons produces the emission of beta rays (electrons or positrons from the elements produced; see beta particle). The fission product...
Who led the team that discovered that bombarding uranium with neutrons created beta ray emissions?
<text>Who led the team that discovered that bombarding uranium with neutrons created beta ray emissions?</text><reasoning>A team led by Enrico Fermi in 1934 observed that bombarding uranium with neutrons produces the emission of beta rays (electrons or positrons from the elements produced; see beta particle). The fissi...
What was the name given by Corbino to the incorrectly designated atomic number 94?
<text>What was the name given by Corbino to the incorrectly designated atomic number 94?</text><reasoning>A team led by Enrico Fermi in 1934 observed that bombarding uranium with neutrons produces the emission of beta rays (electrons or positrons from the elements produced; see beta particle). The fission products were...
What was the job title of Orso Mario Corbino?
<text>What was the job title of Orso Mario Corbino?</text><reasoning>A team led by Enrico Fermi in 1934 observed that bombarding uranium with neutrons produces the emission of beta rays (electrons or positrons from the elements produced; see beta particle). The fission products were at first mistaken for new elements o...
Who was the aunt of Otto Robert Frisch?
<text>Who was the aunt of Otto Robert Frisch?</text><reasoning>A team led by Enrico Fermi in 1934 observed that bombarding uranium with neutrons produces the emission of beta rays (electrons or positrons from the elements produced; see beta particle). The fission products were at first mistaken for new elements of atom...
Along with lemon yellow, what color is produced in uranium glass?
<text>Along with lemon yellow, what color is produced in uranium glass?</text><reasoning>Uranium is used as a colorant in uranium glass producing orange-red to lemon yellow hues. It was also used for tinting and shading in early photography. The 1789 discovery of uranium in the mineral pitchblende is credited to Martin...
Who discovered uranium in pitchblende?
<text>Who discovered uranium in pitchblende?</text><reasoning>Uranium is used as a colorant in uranium glass producing orange-red to lemon yellow hues. It was also used for tinting and shading in early photography. The 1789 discovery of uranium in the mineral pitchblende is credited to Martin Heinrich Klaproth, who nam...
Who was responsible for first isolating uranium?
<text>Who was responsible for first isolating uranium?</text><reasoning>Uranium is used as a colorant in uranium glass producing orange-red to lemon yellow hues. It was also used for tinting and shading in early photography. The 1789 discovery of uranium in the mineral pitchblende is credited to Martin Heinrich Klaprot...
Who discovered that uranium was radioactive?
<text>Who discovered that uranium was radioactive?</text><reasoning>Uranium is used as a colorant in uranium glass producing orange-red to lemon yellow hues. It was also used for tinting and shading in early photography. The 1789 discovery of uranium in the mineral pitchblende is credited to Martin Heinrich Klaproth, w...
What was the first nuclear weapon used in a war called?
<text>What was the first nuclear weapon used in a war called?</text><reasoning>Uranium is used as a colorant in uranium glass producing orange-red to lemon yellow hues. It was also used for tinting and shading in early photography. The 1789 discovery of uranium in the mineral pitchblende is credited to Martin Heinrich ...
What is uranium used for most often in the military?
<text>What is uranium used for most often in the military?</text><reasoning>The major application of uranium in the military sector is in high-density penetrators. This ammunition consists of depleted uranium (DU) alloyed with 1–2% other elements, such as titanium or molybdenum. At high impact speed, the density, hardn...
Along with titanium, what element often makes up the portion of high-density penetrators not made of depleted uranium?
<text>Along with titanium, what element often makes up the portion of high-density penetrators not made of depleted uranium?</text><reasoning>The major application of uranium in the military sector is in high-density penetrators. This ammunition consists of depleted uranium (DU) alloyed with 1–2% other elements, such a...
What percentage of high-density penetrators is not made up of depleted uranium?
<text>What percentage of high-density penetrators is not made up of depleted uranium?</text><reasoning>The major application of uranium in the military sector is in high-density penetrators. This ammunition consists of depleted uranium (DU) alloyed with 1–2% other elements, such as titanium or molybdenum. At high impac...
Along with the Balkans, in what geographical location did a war take place where the UK used depleted uranium munitions?
<text>Along with the Balkans, in what geographical location did a war take place where the UK used depleted uranium munitions?</text><reasoning>The major application of uranium in the military sector is in high-density penetrators. This ammunition consists of depleted uranium (DU) alloyed with 1–2% other elements, such...
What illness is possibly tied to the use of depleted uranium munitions?
<text>What illness is possibly tied to the use of depleted uranium munitions?</text><reasoning>The major application of uranium in the military sector is in high-density penetrators. This ammunition consists of depleted uranium (DU) alloyed with 1–2% other elements, such as titanium or molybdenum. At high impact speed,...
Who discovered uranium?
<text>Who discovered uranium?</text><reasoning>The discovery of the element is credited to the German chemist Martin Heinrich Klaproth. While he was working in his experimental laboratory in Berlin in 1789, Klaproth was able to precipitate a yellow compound (likely sodium diuranate) by dissolving pitchblende in nitric ...
In what year did the discovery of uranium occur?
<text>In what year did the discovery of uranium occur?</text><reasoning>The discovery of the element is credited to the German chemist Martin Heinrich Klaproth. While he was working in his experimental laboratory in Berlin in 1789, Klaproth was able to precipitate a yellow compound (likely sodium diuranate) by dissolvi...
In what city was uranium discovered?
<text>In what city was uranium discovered?</text><reasoning>The discovery of the element is credited to the German chemist Martin Heinrich Klaproth. While he was working in his experimental laboratory in Berlin in 1789, Klaproth was able to precipitate a yellow compound (likely sodium diuranate) by dissolving pitchblen...
What did Klaproth probably create when he dissolved pitchblende in nitric acid?
<text>What did Klaproth probably create when he dissolved pitchblende in nitric acid?</text><reasoning>The discovery of the element is credited to the German chemist Martin Heinrich Klaproth. While he was working in his experimental laboratory in Berlin in 1789, Klaproth was able to precipitate a yellow compound (likel...
Who discovered the planet Uranus?
<text>Who discovered the planet Uranus?</text><reasoning>The discovery of the element is credited to the German chemist Martin Heinrich Klaproth. While he was working in his experimental laboratory in Berlin in 1789, Klaproth was able to precipitate a yellow compound (likely sodium diuranate) by dissolving pitchblende ...
What is the least prevalent major isotope of natural uranium?
<text>What is the least prevalent major isotope of natural uranium?</text><reasoning>Natural uranium consists of three major isotopes: uranium-238 (99.28% natural abundance), uranium-235 (0.71%), and uranium-234 (0.0054%). All three are radioactive, emitting alpha particles, with the exception that all three of these i...
What is the natural abundance of uranium-235?
<text>What is the natural abundance of uranium-235?</text><reasoning>Natural uranium consists of three major isotopes: uranium-238 (99.28% natural abundance), uranium-235 (0.71%), and uranium-234 (0.0054%). All three are radioactive, emitting alpha particles, with the exception that all three of these isotopes have sma...
What isotope of uranium is formed when 238U experiences spontaneous fission?
<text>What isotope of uranium is formed when 238U experiences spontaneous fission?</text><reasoning>Natural uranium consists of three major isotopes: uranium-238 (99.28% natural abundance), uranium-235 (0.71%), and uranium-234 (0.0054%). All three are radioactive, emitting alpha particles, with the exception that all t...
When uranium isotope is formed from the decay of neptunium-237?
<text>When uranium isotope is formed from the decay of neptunium-237?</text><reasoning>Natural uranium consists of three major isotopes: uranium-238 (99.28% natural abundance), uranium-235 (0.71%), and uranium-234 (0.0054%). All three are radioactive, emitting alpha particles, with the exception that all three of these...
What isotope is it theorized will form uranium-2343 after double beta decay?
<text>What isotope is it theorized will form uranium-2343 after double beta decay?</text><reasoning>Natural uranium consists of three major isotopes: uranium-238 (99.28% natural abundance), uranium-235 (0.71%), and uranium-234 (0.0054%). All three are radioactive, emitting alpha particles, with the exception that all t...
At what temperature range in degrees Fahrenheit will uranium metal form uranium hydride?
<text>At what temperature range in degrees Fahrenheit will uranium metal form uranium hydride?</text><reasoning>Uranium metal heated to 250 to 300 °C (482 to 572 °F) reacts with hydrogen to form uranium hydride. Even higher temperatures will reversibly remove the hydrogen. This property makes uranium hydrides convenien...
What does uranium metal react with to create uranium hydride?
<text>What does uranium metal react with to create uranium hydride?</text><reasoning>Uranium metal heated to 250 to 300 °C (482 to 572 °F) reacts with hydrogen to form uranium hydride. Even higher temperatures will reversibly remove the hydrogen. This property makes uranium hydrides convenient starting materials to cre...
Above what temperature is the β form of uranium hydride created?
<text>Above what temperature is the β form of uranium hydride created?</text><reasoning>Uranium metal heated to 250 to 300 °C (482 to 572 °F) reacts with hydrogen to form uranium hydride. Even higher temperatures will reversibly remove the hydrogen. This property makes uranium hydrides convenient starting materials to ...
Along with uranium carbide and halide, what type of compound is often created with uranium hydride?
<text>Along with uranium carbide and halide, what type of compound is often created with uranium hydride?</text><reasoning>Uranium metal heated to 250 to 300 °C (482 to 572 °F) reacts with hydrogen to form uranium hydride. Even higher temperatures will reversibly remove the hydrogen. This property makes uranium hydride...
How many crystal modifications of uranium hydride are extant?
<text>How many crystal modifications of uranium hydride are extant?</text><reasoning>Uranium metal heated to 250 to 300 °C (482 to 572 °F) reacts with hydrogen to form uranium hydride. Even higher temperatures will reversibly remove the hydrogen. This property makes uranium hydrides convenient starting materials to cre...
What microorganism can notably absorb a very high concentrate of uranium?
<text>What microorganism can notably absorb a very high concentrate of uranium?</text><reasoning>Some organisms, such as the lichen Trapelia involuta or microorganisms such as the bacterium Citrobacter, can absorb concentrations of uranium that are up to 300 times the level of their environment. Citrobacter species abs...
What is given to Citrobacter to cause it to absorb uranyl ions?
<text>What is given to Citrobacter to cause it to absorb uranyl ions?</text><reasoning>Some organisms, such as the lichen Trapelia involuta or microorganisms such as the bacterium Citrobacter, can absorb concentrations of uranium that are up to 300 times the level of their environment. Citrobacter species absorb uranyl...
What lichen is known to absorb a uranium concentration nearly 300 times higher than the amount in the environment?
<text>What lichen is known to absorb a uranium concentration nearly 300 times higher than the amount in the environment?</text><reasoning>Some organisms, such as the lichen Trapelia involuta or microorganisms such as the bacterium Citrobacter, can absorb concentrations of uranium that are up to 300 times the level of t...
What protobacterium notably bioremediates ground water uranium?
<text>What protobacterium notably bioremediates ground water uranium?</text><reasoning>Some organisms, such as the lichen Trapelia involuta or microorganisms such as the bacterium Citrobacter, can absorb concentrations of uranium that are up to 300 times the level of their environment. Citrobacter species absorb uranyl...
What fungus is known to cause uranium content in its symbiotic plant roots to increase?
<text>What fungus is known to cause uranium content in its symbiotic plant roots to increase?</text><reasoning>Some organisms, such as the lichen Trapelia involuta or microorganisms such as the bacterium Citrobacter, can absorb concentrations of uranium that are up to 300 times the level of their environment. Citrobact...
What was the uranium-based bomb made by the US in World War II called?
<text>What was the uranium-based bomb made by the US in World War II called?</text><reasoning>Two major types of atomic bombs were developed by the United States during World War II: a uranium-based device (codenamed "Little Boy") whose fissile material was highly enriched uranium, and a plutonium-based device (see Tri...
What was the codename of the plutonium-based bomb created in the Second World War?
<text>What was the codename of the plutonium-based bomb created in the Second World War?</text><reasoning>Two major types of atomic bombs were developed by the United States during World War II: a uranium-based device (codenamed "Little Boy") whose fissile material was highly enriched uranium, and a plutonium-based dev...
On what date was Little Boy detonated?
<text>On what date was Little Boy detonated?</text><reasoning>Two major types of atomic bombs were developed by the United States during World War II: a uranium-based device (codenamed "Little Boy") whose fissile material was highly enriched uranium, and a plutonium-based device (see Trinity test and "Fat Man") whose p...
What was the equivalent yield in TNT of the Little Boy bomb, in tonnes?
<text>What was the equivalent yield in TNT of the Little Boy bomb, in tonnes?</text><reasoning>Two major types of atomic bombs were developed by the United States during World War II: a uranium-based device (codenamed "Little Boy") whose fissile material was highly enriched uranium, and a plutonium-based device (see Tr...
Over what city was Little Boy detonated?
<text>Over what city was Little Boy detonated?</text><reasoning>Two major types of atomic bombs were developed by the United States during World War II: a uranium-based device (codenamed "Little Boy") whose fissile material was highly enriched uranium, and a plutonium-based device (see Trinity test and "Fat Man") whose...
Between what percent fraction range of uranium-235 is uranium regarded as enriched?
<text>Between what percent fraction range of uranium-235 is uranium regarded as enriched?</text><reasoning>To be considered 'enriched', the uranium-235 fraction should be between 3% and 5%. This process produces huge quantities of uranium that is depleted of uranium-235 and with a correspondingly increased fraction of ...
In what year did the cost of uranium notably begin to increase?
<text>In what year did the cost of uranium notably begin to increase?</text><reasoning>To be considered 'enriched', the uranium-235 fraction should be between 3% and 5%. This process produces huge quantities of uranium that is depleted of uranium-235 and with a correspondingly increased fraction of uranium-238, called ...
What is the maximum uranium-235 isotope concentration for uranium to be considered depleted?
<text>What is the maximum uranium-235 isotope concentration for uranium to be considered depleted?</text><reasoning>To be considered 'enriched', the uranium-235 fraction should be between 3% and 5%. This process produces huge quantities of uranium that is depleted of uranium-235 and with a correspondingly increased fra...
What was the price of a kilogram of depleted uranium hexafluoride in 2001?
<text>What was the price of a kilogram of depleted uranium hexafluoride in 2001?</text><reasoning>To be considered 'enriched', the uranium-235 fraction should be between 3% and 5%. This process produces huge quantities of uranium that is depleted of uranium-235 and with a correspondingly increased fraction of uranium-2...
How much did a kilogram of depleted uranium hexafluoride cost as of July 2007?
<text>How much did a kilogram of depleted uranium hexafluoride cost as of July 2007?</text><reasoning>To be considered 'enriched', the uranium-235 fraction should be between 3% and 5%. This process produces huge quantities of uranium that is depleted of uranium-235 and with a correspondingly increased fraction of urani...
How do most people dress in the larger cities of Eritrea?
<text>How do most people dress in the larger cities of Eritrea?</text><reasoning>Traditional Eritrean attire is quite varied among the ethnic groups of Eritrea. In the larger cities, most people dress in Western casual dress such as jeans and shirts. In offices, both men and women often dress in suits. Traditional clot...
How do both men and women often dress in offices in Eritrea?
<text>How do both men and women often dress in offices in Eritrea?</text><reasoning>Traditional Eritrean attire is quite varied among the ethnic groups of Eritrea. In the larger cities, most people dress in Western casual dress such as jeans and shirts. In offices, both men and women often dress in suits. Traditional c...
What are zurias, the traditional clothes still worn by Christian highlander women in Eritrea?
<text>What are zurias, the traditional clothes still worn by Christian highlander women in Eritrea?</text><reasoning>Traditional Eritrean attire is quite varied among the ethnic groups of Eritrea. In the larger cities, most people dress in Western casual dress such as jeans and shirts. In offices, both men and women of...
How do women in the Muslim communities of the Eritrean lowland dress?
<text>How do women in the Muslim communities of the Eritrean lowland dress?</text><reasoning>Traditional Eritrean attire is quite varied among the ethnic groups of Eritrea. In the larger cities, most people dress in Western casual dress such as jeans and shirts. In offices, both men and women often dress in suits. Trad...
Who are the only women who follow the tradition of covering half of their faces, though not their hair?
<text>Who are the only women who follow the tradition of covering half of their faces, though not their hair?</text><reasoning>Traditional Eritrean attire is quite varied among the ethnic groups of Eritrea. In the larger cities, most people dress in Western casual dress such as jeans and shirts. In offices, both men an...
How many times more abundant than silver is uranium in the Earth's crust?
<text>How many times more abundant than silver is uranium in the Earth's crust?</text><reasoning>Uranium's average concentration in the Earth's crust is (depending on the reference) 2 to 4 parts per million, or about 40 times as abundant as silver. The Earth's crust from the surface to 25 km (15 mi) down is calculated ...
How many kilograms of uranium may be contained in the oceans?
<text>How many kilograms of uranium may be contained in the oceans?</text><reasoning>Uranium's average concentration in the Earth's crust is (depending on the reference) 2 to 4 parts per million, or about 40 times as abundant as silver. The Earth's crust from the surface to 25 km (15 mi) down is calculated to contain 1...
Why is the concentrate of uranium in farmland so high?
<text>Why is the concentrate of uranium in farmland so high?</text><reasoning>Uranium's average concentration in the Earth's crust is (depending on the reference) 2 to 4 parts per million, or about 40 times as abundant as silver. The Earth's crust from the surface to 25 km (15 mi) down is calculated to contain 1017 kg ...