Latest KVPY Aptitude Question SOLUTION: From equations 1 and 2, CO2 CO + 1/2 O2 [Kcl = 9.1 × 10^–13 at 1000ºC] (eq. 1) H2O H2 + 1/2 O2 [Kcl = 7.1 × 10^–12 at 1000ºC] (eq. 2) the equilibrium constant for the react