Chemistry

What halogen is extremely rare and is considered one of the rarest naturally occurring elements on Earth?

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What is table salt's chemical name?
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Which of the following is an element?
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What volume does 24 grams of ammonia gas occupy at standard temperature and pressure?
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What is the only metallic element that is liquid at standard conditions for temperature and pressure?
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What is the chemical symbol for gold?
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What are vast amounts of oil that have become trapped in one place called?
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Which of these organic molecules would you expect to observe to have the highest boiling point?
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Dr Pepper shares what main ingredient of most antifreezes?
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