Problem: In chemistry and physics the tendency of a substance to vaporize is termed?
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A: volatility

Problem: Responsible for 1/3 of all tonnage; which country produces more olives than any other?
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A: spain

Problem: What was the first element discovered in space (actually at the Sun)?
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A: helium

Problem: In Greek myth, which three-headed dog guarded the gate to Hades?
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A:
cerberus