What is Keq for the reaction N2 + 3H2 = 2NH3 if the equilibrium
concentrations are (NH3) = 3 M, [N2] = 2 M, and [H2] = 1 M?
A. Keq = 4.5
B. Keq = 1.5
C. Keq = 0.75
D. Keq = 1.125