12. A mixture containing 3.9 moles of NO and 0.88 moles of CO2was allowed to react in a flask at a certain temperature according to the equation NO(g) + CO2(g)⾮NO2(g)+ CO(At equilibrium, 0.11 mole of CO2 was present. Calculate the equilibrium constant Kcthis reaction. (10 points)g) of
13. The equilibrium constant Kcis 54.3 at 430°C for the following reaction: H2(g) + I2(g)⾮2HI(gInitially, 0.90 MH2, I2, and HI are introduced into a 5.0-L flask and allowed to come to equilibrium. What are the equilibrium concentrations of H2, I2, and HI in the flask? (10 points) )
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