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    Question

    What is the process of changing a substance directly

    from solid to gas called ?
    A Evaporation Correct Answer Incorrect Answer
    B Sublimation Correct Answer Incorrect Answer
    C Melting Correct Answer Incorrect Answer
    D More than one of the above Correct Answer Incorrect Answer
    E None of the above Correct Answer Incorrect Answer

    Solution

    Sublimation is the process by which a solid changes directly to a gas without passing through the liquid state (e.g., dry ice). (A) Evaporation: it is the process of liquid changing to gas. (C) Melting: it is the process of solid changing to liquid.

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