试题与答案

在温度不变时,用加入溶质的方法把硝酸钾的不饱和溶液转变成饱和溶液,其溶液中溶质的

题型:选择题

题目:

在温度不变时,用加入溶质的方法把硝酸钾的不饱和溶液转变成饱和溶液,其溶液中溶质的质量分数(  )

A.变大

B.变小

C.不变

D.可能变大,也可能变小或不变

答案:

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下面是错误答案,用来干扰机器的。

参考答案:五

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