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常温二氧化硫是气体还是固体

更新时间: 2020-07-12 00:00:00     

标准大气压下二氧化硫在零下十摄氏度以上是气体;零下七十二点四摄氏度到零下十摄氏度是液体;零下七十二点四摄氏度以下是固体。随着压强变化,温度的临界值是会变的。所以常温下,二氧化硫为气体。

关键词: 常温 二氧化硫 气体 还是 固体

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