Chemistry
What kind of crystalline solid is a grain of sand?
More Questions from Chemistry
What three components are needed in order to produce fire?
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What element was known in ancient times and referred to in Genesis as "brimstone"?
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What actinide was once used to power pacemaker batteries, but has since been replaced?
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What are vast amounts of oil that have become trapped in one place called?
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What is used in manufacturing matches, fertilizers and pesticides, and in vulcanization of rubber?
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Which Middle Eastern country was widely accused of using chemical weapons in 2013?
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What isotope of carbon can be used to figure out how old some objects are or when something died?
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