Consider the following reaction: CO (g)  +  H2O (g)  <===> CO2 (g)  +  H2 (g)   a.  Write the expression for the equilibrium constant (K) of the reaction   b.  Calculate the value for K using the following concentrations of each substance at equilibrium:   [CO) = 0.55 M [H2O) = 0.44 M [CO2) = 0.25 M [H2) = 0.10 M   c.  Based on the value you obtained for K, are the products or reactants lower in energy?

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