Sulfur Dioxide, Gaseous Water, and Oxygen Gas React to Prepare

question 87

Multiple Choice

Sulfur dioxide, gaseous water, and oxygen gas react to prepare sulfuric acid in the following unbalanced equation. Under equilibrium conditions, the partial pressures of the components are P_SO2  0.1 atm, P_H2O  0.05 atm, P_O2  0.25 atm, P_H2SO4  2.75 atm.
What is the value of the equilibrium constant, K_p, for the reaction?

• A)3.30  10 ^{ 4}
• B)5.00   10 ^{ 4}
• C)2.20   10³
• D)3.03   10³
• E)1.21   10⁶

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