温度、压强相同的氦气和氧气,其分子的平均平动动能 https://assets.asklib.com/psource/2015102708441554556.jpg 和平均动能 https://assets.asklib.com/psource/2015102708441792089.jpg 有以下哪种关系()?

A . ['https://assets.asklib.com/psource/2015102708441554556.jpg 和https://assets.asklib.com/psource/2015102708441792089.jpg 都相等B .https://assets.asklib.com/psource/2015102708441554556.jpg 相等,而https://assets.asklib.com/psource/2015102708441792089.jpg 不相等C .https://assets.asklib.com/psource/2015102708441554556.jpg 不相等,而https://assets.asklib.com/psource/2015102708441792089.jpg 相等D .https://assets.asklib.com/psource/2015102708441554556.jpg 和https://assets.asklib.com/psource/2015102708441792089.jpg 都不相等

时间:2022-10-04 03:46:56 所属题库:普通物理题库

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