Chemistry
What is the symbol used on the periodic table for the element Protactinium?
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What element was discovered as a component of the debris of the first hydrogen bomb explosion?
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What is the symbol used on the periodic table for the element Aluminum?
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Which mineral water company had to admit in 1990 that they artificially carbonated their product?
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What volume does 24 grams of ammonia gas occupy at standard temperature and pressure?
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What are the products of propanoic acid and ethanol when the two are combined with warm sulphuric acid?
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What is the most commonly encountered form of silver?
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High levels of what chemical may be in trailers provided for people displaced by Hurricane Katrina?
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