使用和保养分液漏斗做法错误的是 -题库考试答案搜索网

使用和保养分液漏斗做法错误的是

单选题

2021-09-02 00:02

A、使用和保养分液漏斗做法错误的是
B、使c用前，旋塞应涂少量凡士林或油脂，并检查各磨口是否严密
C、使c用前，旋塞应涂少量凡士林或油脂，并检查各磨口是否严密
D、使用后，应洗净凉干，将各自磨口用相应磨口塞子塞好，部件不可拆开放置。

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正确答案

D

试题解析

标签：联大河南理工大学有机化学实验

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翻译：With Average or With Particular Average（WA or WPA）（）

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