一瓶氦气和一瓶氮气粒子数密度相同 分子平均平动动能相同 而且它们都处于平衡状态 则它们___ A b

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一瓶氦气和一瓶氮气粒子数密度相同,分子平均平动动能相同,而且它们都处于平衡状态,则它们___ A bottle of Helium and A bottle of Nitrogen have the same particle density, the same average translational kinetic energy, and they are in equilibrium, so they have __

A.温度相同、压强相同; the same Temperature, the same Pressure;

B.温度、压强都不相同; different Temperature, different Pressure;

C.温度相同,但氦气的压强大于氮气的压强; the Pressure of Helium is greater than that of Nitrogen at the same temperature;

D.温度相同,但氦气的压强小于氮气的压强; the same Temperature, but the Pressure of Helium is less than the Pressure of Nitrogen.

一瓶氦气和一瓶氮气粒子数密度相同 分子平均平动动能相同 而且它们都处于平衡状态 则它们___ A b

热搜:tig焊用的保护气体是氩气,氦气