【題目】醫(yī)藥上常用 75%的酒精溶液作為消毒劑，其中______是溶質(zhì)，______是溶劑。而碘酒中______是溶質(zhì)，______是溶劑。

【答案】

酒精 水 碘 酒精

【解析】

75%的酒精溶液，因為含有水，所以酒精是溶質(zhì)，水是溶劑。而碘酒中含有碘和酒精，固體碘是溶質(zhì)，液體酒精是溶劑。

知識點：溶質(zhì)、溶劑定義。

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