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pjt123456

铁虫 (小有名气)

[求助] 求助题目

25° C时,将11.2升O2与11.2升N,混合成11.2升的混合气体,该过程
(A) △S > 0, △G < 0
( B) △S <0, △G < 0
(C) △S >=0, △G = 0
(D) △S = 0, △G < 0
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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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冰点降温: 金币+10, 谢谢专家回帖解答。 2021-09-28 12:34:51
冰点降温: 应助指数+1 2021-09-28 12:34:56
pjt123456(冰点降温代发): 金币+5 2021-09-28 12:35:01
△S =0, △G = 0
2楼2021-09-28 11:42:00
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pjt123456

铁虫 (小有名气)

引用回帖:
2楼: Originally posted by 谷中明 at 2021-09-28 11:42:00
△S =0, △G = 0

我想要详细解释
3楼2021-09-28 14:41:50
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谷中明

至尊木虫 (著名写手)

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冰点降温: 金币+30, 谢谢专家回帖解答。 2021-09-29 08:15:47
引用回帖:
3楼: Originally posted by pjt123456 at 2021-09-28 14:41:50
我想要详细解释...

混合后,各气体的温度、体积均无改变,且因为视为理想气体,不同分子间没有相互影响,即各气体的状态均未改变,所以ΔS=0,ΔG=0
4楼2021-09-28 16:48:46
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