Posted by **Saira** on Thursday, April 22, 2010 at 7:53pm.

How do i calculate:

What is is ΔG° at 25 °C?

2O3(g) → 3 O2(g)

ΔH° = -284 kJ ΔS° = 139 J/K

i know the equation is:

ΔG°= ΔH°- t (ΔS)

im not getting right answer

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