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chengzhilie

金虫 (初入文坛)

[求助] NiOOH标准摩尔生成焓,熵以及吉布斯自由能 已有1人参与

各位大虾,
查了好久都没有找到NiOOH这种物质的标准摩尔生成焓,熵以及吉布斯自由能,现在急用,估算的和近似值也可以,
谢谢啦。
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忠辉爵士

木虫 (正式写手)

引用回帖:
2楼: Originally posted by lvhong at 2014-07-16 20:16:52
Glushko 96, Landolt 01   Nickel monohydroxide monoxide
标准摩尔生成焓 -390KJ/mol,熵55J/mol/k   吉布斯自由能G=H-TS     T=?

△rGm0还真不能这么计算。人为规定,稳定单质的△rHm0和△rGm0是0,但单质的Sm0显然不是0,可见△rGm0≠△rHm0-TSm0(注意“标准熵”Sm0不是“标准摩尔生成熵”)。
6楼2014-07-18 21:02:38
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lvhong

至尊木虫 (著名写手)

木虫

【答案】应助回帖

感谢参与,应助指数 +1
Glushko 96, Landolt 01   Nickel monohydroxide monoxide
标准摩尔生成焓 -390KJ/mol,熵55J/mol/k   吉布斯自由能G=H-TS     T=?

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metal,Iknowit?
2楼2014-07-16 20:16:52
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lvhong

至尊木虫 (著名写手)

木虫

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★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★ ★
chengzhilie: 金币+50, ★★★很有帮助 2014-07-17 11:47:09
Glushko Thermocenter of the Russian Academy of Sciences, IVTAN Association, Izhorskaya 13/19, 127412 Moscow, Russia, 1996.
Landolt-Einstein: Thermodynamic Properties of Inorganic Material, Scientific Group Thermodata Europe (SGTE), Springer-Verlag, Berlin-Heidelberg, 2001.
metal,Iknowit?
3楼2014-07-16 20:20:12
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chengzhilie

金虫 (初入文坛)

引用回帖:
3楼: Originally posted by lvhong at 2014-07-16 20:20:12
Glushko Thermocenter of the Russian Academy of Sciences, IVTAN Association, Izhorskaya 13/19, 127412 Moscow, Russia, 1996.
Landolt-Einstein: Thermodynamic Properties of Inorganic Material, Scientifi ...

谢谢。我查的焓 -391.231KJ/mol,熵66.98J/mol/k (T=298.15K). 熵的差别比较大。
P.G。Pound,R.P. Singh, &D.D. Macdonald, J.Power Sources, 18,1 (1986).
4楼2014-07-17 11:47:17
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