For the equilibrium CO(g) + H2O(g) ⇌ CO2(g) + H2(g) at ,

CHEMISTRY · Subjective · A Level · Chemistry · Chemical equilibria (Le Chatelier’s principle and Kc) · Chemical equilibria (Le Chatelier’s principle and Kc)

Problem

For the equilibrium CO(g) + H2O(g) ⇌ CO2(g) + H2(g) at 700 K700\,\text{K}, Kc=0.45K_c = 0.45. Predict which side—reactants or products—will have the greater total concentration at equilibrium, and justify your prediction in one brief sentence.

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