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When the Substances in the Equation Below Are at Equilibrium Δ\Delta

Question 73

Multiple Choice

When the substances in the equation below are at equilibrium, at pressure P and temperature T, the equilibrium can be shifted to favor the products by CuO(s) + H2(g) When the substances in the equation below are at equilibrium, at pressure P and temperature T, the equilibrium can be shifted to favor the products by CuO(s) + H<sub>2</sub>(g) <sub> </sub> <sub> </sub>H<sub>2</sub>O(g) + Cu(s) \Delta Hº<sub>rxn</sub> = -2.0 kJ/mol A) increasing the pressure by means of a moving piston at constant T. B) increasing the pressure by adding an inert gas such as nitrogen. C) decreasing the temperature. D) allowing some gases to escape at constant P and T. E) adding a catalyst.
H2O(g) + Cu(s) Δ\Delta Hºrxn = -2.0 kJ/mol


A) increasing the pressure by means of a moving piston at constant T.
B) increasing the pressure by adding an inert gas such as nitrogen.
C) decreasing the temperature.
D) allowing some gases to escape at constant P and T.
E) adding a catalyst.

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