The question is incomplete. Complete question is attached below
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Answer:
Equilibrium constant (K) is defined as the ratio of concentration of product to concentration of reactant.
For the reaction: 2H2O(g) ↔ 2H2(g) + O2(g)
Equlibrium constant = [tex] \frac{[H_2]^2[O_2]}{[H_20]^2} [/tex]
[ ] bracket in above expression indicates concentration.
