For the system A (g) + 2 B (g) C (g) the equilibrium concentrations are A = 0.06 mol L⁻¹ B = 0.12 mol L⁻¹ C = 0.216 mol L⁻¹. The Keq for the reaction is | Chemical Equilibrium — Chem-Mantra | Chem-Mantra