In the following reactions all reactants and products are gases. Which of the reactions, if carried out in a closed container at constant T, would proceed with an increase in pressure? A) 2 O3 ? 3 O2 B) 2 CO + O2 ? 2 CO2 C) N2 + O2 ? 2 NO D) 2 HI ? H2 + I2 E) N2 + 3 H2 ? 2 NH3

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