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为什么把干冰放水里会冒烟啊

更新时间: 2020-10-10 00:00:00     

1、干冰是固体二氧化碳;

2、二氧化碳是看不到的,那不是烟,是雾;

3、二氧化碳由固体变成气体时吸收大量的热,使周围空气的温度降的很快,空气温度降;

4、对水的溶解度变小,水蒸气就凝聚,周围的水蒸气就变成了小液滴,就是雾。

关键词: 为什么 干冰 放水 冒烟

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