Sulfur trioxide, used to manufacture sulfuric acid, is obtained commercially from sulfur dioxide. 2 SO2(g) + O2(g) 2 SO3(g) The equilibrium constant Kc for this reaction is 4.17 10-2 at 727°C. What is the direction of reaction when a mixture that is 0.19 M SO2, 0.10 M O2, and 0.53 MSO3 approaches equilibrium? The reaction goes to the right.The reaction goes to the left.     Calculate the reaction quotient, Q.

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