A source of hydrogen for the hydrogen fuel cells is ''syngas'', which is produced by a reaction of methane and water at 1000 celsius. CH4(g) + H2O(g) + heat = CO(g) + 3H2(g). If, at equilibrium, the (CH4) = 1.97 mol/L, (H2O) = 5.97 mol/L, (CO) = 3.42 mol/L, and (H2) = 1.14 mol/L, then the Kc = ?