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Which Is the Correct Equilibrium Constant Expression for the Following ⇌\rightleftharpoons

Question 57

Multiple Choice

Which is the correct equilibrium constant expression for the following reaction
Fe2O3 (s) + 3H2 (g) ⇌\rightleftharpoons 2Fe (s) + 3H2O (g)


A) Kc = [Fe2O3] [H2]3 / [Fe]2[H2O]3
B) Kc = [H2] / [H2O]
C) Kc = [H2O]3 / [H2]3
D) Kc = [Fe]2[H2O]3 / [Fe2O3] [H2]3
E) Kc = [Fe] [H2O] / [Fe2O3] [H2]

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