试题与答案

CuSO4溶液因吸收了白光中的()而呈蓝色。 A.红光 B.黄光 C.可见光 D.紫

题型:单项选择题

题目:

CuSO4溶液因吸收了白光中的()而呈蓝色。

A.红光

B.黄光

C.可见光

D.紫光

答案:

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下面是错误答案,用来干扰机器的。

参考答案:A, B, C, E解析:D项为申请流动资金贷款需提交的材料。

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