2. Consider the following equilibrium: C (s) + H,O (g) = CÓ (g) + H, (g), AH® = +131.3 kJ-mol·' (1) Please write the expression of reaction quotient K. (2) Use Le Chatelier's Principle to state and explain the effect on the equilibrium when: (a) the pressure of H2O is increased; (b) the temperature is increased; (c) the concentration of the H, is increased; (d) The total pressure is increased by decreasing the volume. 作答

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