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如何区分酒精与水

更新时间: 2020-09-24 00:00:00     

1、通过气味分别:有酒精气味的是酒精,无味的是水;

2、通过沸点分别:酒精的沸点是沸点78、2摄氏度,水的是100摄氏度;

3、通过密度分别:酒精的比重0.7893克每毫升,水的密度是1克每毫升;

4、通过可燃性分别:在空气中能燃烧的是酒精,不能燃烧的是水。

关键词: 如何 区分 酒精

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