Consider the Following Reaction: 2H₂O(g) + 2SO₂(g) ⇌ 2H₂S(g)

question 71

Multiple Choice

Consider the following reaction: 2H₂O(g) + 2SO₂(g) ⇌ 2H₂S(g) + 3O₂(g)
A reaction mixture initially contains 2.8 mol L^-1 H₂O and 2.6 mol L^-1 SO₂. Determine the equilibrium concentration of H₂S if K_c for the reaction at this temperature is 1.3 × 10^-6 mol L^-1.

• A) 0.045 mol L^-1
• B) 0.058 mol L^-1
• C) 0.028 mol L^-1
• D) 3.1 × 10^-3 mol L^-1
• E) 0.12 mol L^-1

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