Gibbs Free Energy of Rxn






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Joslyn_Santana_2B
Posts: 51
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Gibbs Free Energy of Rxn

Postby Joslyn_Santana_2B » Sat Mar 18, 2017 7:07 pm

W 2011 Q2

Why is 3H2 ignored in the 1st rxn? Why is H2 ignored in the 2nd rxn?
I thought it was because of a phase difference in the 1st one, but in the 2nd rxn there is no phase difference and it's still ignored.
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ntruong2H
Posts: 50
Joined: Sat Jul 09, 2016 3:00 am
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Re: Gibbs Free Energy of Rxn

Postby ntruong2H » Sat Mar 18, 2017 8:55 pm

Joslyn_Santana_2B wrote:W 2011 Q2

Why is 3H2 ignored in the 1st rxn? Why is H2 ignored in the 2nd rxn?
I thought it was because of a phase difference in the 1st one, but in the 2nd rxn there is no phase difference and it's still ignored.


Elements in their most stable form have a dG of 0


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