Chemistry
Which element has the chemical symbol Ca?
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A critical component of vitamin B-12, what element is the only metal found in vitamins?
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What branch of chemistry is concerned with the chemistry of living organisms?
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When wood has been heated to remove almost all volatile gases and leave the carbon, it is called what?
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What metal is known for the chemical compounds it forms, such as emeralds and aquamarines?
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Reacting an organic acid with a primary alcohol yields which of the following products?
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How many elements in the actinide series are not radioactive?
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