【Daily Question】1.22 Multiple-choice question: The process by which a substance changes directly from a solid state to a gas state is called ( ). (Extra reward as the New Year approaches)

2016-01-22View Original

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This post was last edited by Catalyzing a Grain on 2016-1-22 at 10:38. The process by which a substance changes directly from a solid state to a gas state is called (). A Vaporization B Evaporation C Sublimation D Deposition Answer: C, Sublimation http://bbs.hcbbs.com/static/image/hrline/2.gif

Reply #22016-01-22

C sublimation~~~~~~~~~~~~~~~~~~~~

Reply #32016-01-22

The correct answer to this question should be C.

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【Daily Question】1.22 Multiple-choice question: The process by which a substance changes directly from a solid state to a gas state is called ( ). (Extra reward as the New Year approaches)

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