At a Given Temperature, the Equilibrium Constant K for the Reaction

question 63

Multiple Choice

At a given temperature, the equilibrium constant K for the reaction 2SO₂(g) + O₂(g) 2SO₃(g)
Is 3.0  10⁹. If 2.60 mol of SO₂ and 3.90 mol of O₂ are placed in a 1.78-L container and allowed to react to equilibrium at this temperature, what is the concentration of SO₃ at equilibrium?

• A) 1.46 M
• B) 0.730 M
• C) 2.92 M
• D) 3.65 M
• E) 2.19 M

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