Chemistry
What noble gas has the lowest melting and boiling points of all the elements?
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Which of these organic molecules would you expect to observe to have the highest boiling point?
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The spontaneity of a reaction is determined by which of these?
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Which mineral water company had to admit in 1990 that they artificially carbonated their product?
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Under standard conditions, what periodic table group exists in all three main phases of matter?
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What gas in excited state is responsible for the bright red and yellow-green colors of the aurora?
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What symbol appears on the periodic table for the element with the atomic number 106?
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The Air-Quality Index measures exposure in the air at ground-level to which chemical?
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A critical component of vitamin B-12, what element is the only metal found in vitamins?
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Acetylsalicylic acid is the chemical name for which?
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Which suicidal 19th century chemist has the single line etched on his tombstone "S=k log W"?
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Silver chloride and silver nitrate are both chemicals that darken with exposure to what?
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