Keq expression for following reaction?

B

Banana Rama

New member
i cannot seem to work out the answer to this question?

If Keq= 1.6 x 10-10 at 300oC for the reaction:
2SO3(g) --> 2SO2(g) + O2 (g)
then what is Keqat 300oC for the reaction below?
SO2(g) + 1/2 O2(g) --> SO3(g)

its 7.9 x 104 but how do i get that?

thanks so much i am very very confused!!!!
 
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