Chemistry

Consider the following reaction:
2NO(g)+O2(g)→2NO2(g)
Estimate ΔG∘ for this reaction at each of the following temperatures and predict whether or not the reaction will be spontaneous. (Assume that ΔH∘ and ΔS∘ do not change too much within the give temperature range.)
A) 298K
B) 727K
C)859K

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  1. dGorxn = (n*dGo formation products) = (n*dGo formation reactants)
    dGorxn - is spontaneous.
    dGorxn + is not spontaneous.
    dGorxn = 0 reaction is at equilibrium.

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  2. The answer for the first is -72.5

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