下列说法正确的是(    ) A.溶质一定为固体 B.均一、稳定的液体

下列说法正确的是(   

A.溶质一定为固体

B.均一、稳定的液体一定是溶液

C.溶液上部比下部颜色浅

D.一种溶液中溶剂只有一种,溶质可能有多种

答案

【解析】选D。溶质不一定为固体,比如酒精的水溶液中溶质是酒精,而酒精就是液体;水虽然均一、稳定,但是为纯净物;一种溶液中可能溶解多种溶质,故D正确。

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