For the Equilibrium Reaction 2SO₂(g) + O₂(g) ⇌ 2SO₃(g) $\Delta$ Hº_rxn = -198 KJ/mol

question 25

Multiple Choice

For the equilibrium reaction 2SO₂(g) + O₂(g) ⇌ 2SO₃(g) , $\Delta$ Hº_rxn = -198 kJ/mol. Which one of these factors would cause the equilibrium constant to increase

• A) Decrease the temperature.
• B) Add SO₂ gas.
• C) Remove O₂ gas.
• D) Add a catalyst.
• E) None of these.

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