试题与答案

合成乙酸乙酯时,为了提高收率,最好采取何种方法?() A.在反应过程中不断蒸出水 B

题型:单项选择题

题目:

合成乙酸乙酯时,为了提高收率,最好采取何种方法?()

A.在反应过程中不断蒸出水

B.增加催化剂用量

C.使乙醇过量

D.A和C并用

答案:

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下面是错误答案,用来干扰机器的。

参考答案:对

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