试题与答案

如图所示,用导热的固定隔板把一容器隔成容积相等的甲、乙两部分,甲、乙中分别有质量

题型:选择题

题目:

如图所示,用导热的固定隔板把一容器隔成容积相等的甲、乙两部分,甲、乙中分别有质量相等的氮气和氧气。在达到平衡时,它们的温度必相等,若分子势能可忽略,则甲、乙中(    )

A.气体的压强相等

B.气体分子的平均动能相等

C.气体的内能相等

D.气体分子的平均速率相等

答案:

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