Chemistry
What is the second most abundant element by mass (about 18.5%) in the human body?
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Lithium on the periodic table is noted by which symbol?
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What are organic compounds in which some of the bonding elements are delocalized?
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In an ethyne molecule, what is the hybridization of each of the carbons?
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What is the name for naturally-occurring alloy of gold and silver with a small amount of other metals?
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When cutting onions what is released in the air that makes a person tear?
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Which element is a poisonous gas that combines with sodium to form table salt?
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What reagent could oxidize an alcohol to a carbonyl?
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