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1升水和1升油一样重吗

更新时间: 2020-11-04 00:00:00     

1升的水与1升的油,重量不相同。一升水的质量为一公斤,一升90号汽油的质量为0.722公斤。所以同等体积的水和90号汽油相比,水的质量较大。因为两者的密度不同,油能浮在水面说明油的密度比水小,同等体积下水比油重。

关键词: 一样

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