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酒精与水哪个挥发更快

更新时间: 2020-08-18 00:00:00     

同样环境下,酒精挥发更快。酒精的沸点是78、4摄氏度,而水的沸点是99、975摄氏度,同一条件下,酒精更容易挥发。酒精饱和气压比较高,分子间相互作用力较小。虽然酒精分子间存在氢键,但作用力不如水分子间的氢键小,所以沸点低。

关键词: 酒精 哪个 挥发

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