For the reaction : X2O4l2XO2gE=2.1 kcal. S=20 cal/K at 300 K. Hence G is :

1. 2.7 kcal

2. -2.7 kcal

3. 9.3 kcal

4. -9.3 kcal

Concept Videos :-

#32 | Gibb's Free Energy
#35 | Relation between ΔGo & Keq : II

Concept Questions :-

Gibbs Energy Change

H=E+ngRT=2.1+2×0.002×300=3.03 kcalG=H-TS=3.3-300×0.02=-2.7 kcal

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