Consider the reaction for the Haber synthesis of ammonia:
N2(g) + 3H2 (g) → 2NH3 (g).
Which of the following is the correct equilibrium expression?
(i) Keq = [NH3]/[N2][H2])
(ii) Keq = ([N2][H2]3)/[NH3]2
(iii) Keq = [NH3]2/([N2][H2]3)
(iv) Keq = [NH3]3/([N2]2[H2]2)
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