H2(g) + co2(g) + 10 kcal h2o(g) + co(g) in another experiment involving the above reaction at 1,000°c, the equilibrium concentrations were found to be: h2(g) = 2. 0 moles per liter h2o(g) = 4. 0 moles per liter co2(g) = 5. 0 moles per liter co(g) = 4. 0 moles per liter what is the equilibrium constant, keq, for this reaction?.