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    【题目】医药上常用 75%的酒精溶液作为消毒剂，其中______是溶质，______是溶剂。而碘酒中______是溶质，______是溶剂。

    【答案】

    酒精 水 碘 酒精

    【解析】

    75%的酒精溶液，因为含有水，所以酒精是溶质，水是溶剂。而碘酒中含有碘和酒精，固体碘是溶质，液体酒精是溶剂。

    知识点：溶质、溶剂定义。

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