What Is the Correct Equilibrium Constant Expression for the Following $K=\frac{P_{\mathrm{CO}_{2}} \times P_{\mathrm{H}_{2} \mathrm{O}}}{P_{\mathrm{CH}_{4}} \times P_{\mathrm{O}_{2}}}$

question 37

Multiple Choice

What is the correct equilibrium constant expression for the following reaction? CO₂(g) + 2H₂O(g) ⇌ CH₄(g) + 2O₂(g)

• A) \(K=\frac{P_{\mathrm{CO}_{2}} \times P_{\mathrm{H}_{2} \mathrm{O}}}{P_{\mathrm{CH}_{4}} \times P_{\mathrm{O}_{2}}}\)
• B) \(K=\frac{P_{\mathrm{CH}_{4}} \times P_{\mathrm{O}_{2}}}{P_{\mathrm{CO}_{2}} \times P_{\mathrm{H}_{2} \mathrm{O}}}\)
• C) \(K=\frac{P_{\mathrm{CH}_{4}} \times\left(P_{\mathrm{O}_{2}}\right)^{2}}{P_{\mathrm{CO}_{2}} \times\left(P_{\mathrm{H}_{2} \mathrm{O}}\right)^{2}}\)
• D) \(K=\frac{P_{\mathrm{CO}_{2}} \times\left(P_{\mathrm{H}_{2} \mathrm{O}}\right)^{2}}{P_{\mathrm{CH}_{4}} \times\left(P_{\mathrm{O}_{2}}\right)^{2}}\)
• E) none of the above

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