化学实验过程中要规范操作，注意实验安全。下列做法中正确的是( )_刷题宝

题干

化学实验过程中要规范操作，注意实验安全。下列做法中正确的是( )

A：用嘴吹灭酒精灯的火焰

B：洒在实验台上的酒精失火立即用湿布覆盖

C：实验药液溅进眼睛立即用纸巾擦拭

D：加热后的试管立即用水冲洗

上一题下一题 0.0难度选择题更新时间:2019-06-30 01:01:53

答案(点此获取答案解析）

B

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