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pjt123456

铁虫 (小有名气)

[求助] 物化题求助 已有1人参与

2.一定量的单原子理想气体,从A态变化到B态,变化过程不知道,但若A态与B态两点的压强、体积和温度都已确定,那就可以求出
(A)气体膨胀所做的功
(B)气体热力学能(内能)的变化
(C)气体分子的质量
(D)热容的大小

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谷中明

至尊木虫 (著名写手)

【答案】应助回帖

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感谢参与,应助指数 +1
冰点降温: 金币+20, 谷老师辛苦啦。 2021-09-27 10:47:26
pjt123456(冰点降温代发): 金币+5 2021-09-27 10:47:34
(B)气体热力学能(内能)的变化 ΔU=nCv,mΔT
2楼2021-09-25 21:12:18
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pjt123456

铁虫 (小有名气)

引用回帖:
2楼: Originally posted by 谷中明 at 2021-09-25 21:12:18
(B)气体热力学能(内能)的变化 ΔU=nCv,mΔT

感谢
3楼2021-10-02 11:29:11
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