A mixture of gaseous CO and H2, called synthesis gas, is used commercially to prepare methanol (CH3OH), a compound considered an alternative fuel to gasoline. Under equilibrium conditions at 500.1  K, [H2] = 0.07710  mol/L, [CO] = 0.01515  mol/L, and [CH3OH] = 0.0401 mol/L. What is the value of Kc for this reaction at 500.1  K?

Q: atm

A: P(COCl2) = 0.868 - p = 0.868 - 0.426 = 0.442atm  P(CO) = P(Cl2) = p = 0.426atm

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