Consider the following reaction at 388 K
2 SO2 (g) + O2 (g) ↔ 2 SO3 (g)
At equilibrium the reaction mixture contains 1.28 atm of O 2 and 6.78 atm of SO3. The equilibrium constant, Kp, at this temperature is 46.7. Calculate the equilibrium partial pressure of SO2 .
a. 1.14 atm
b. 0.877 atm
c. 0.769 atm
d. 1.30 atm
e. 1.12 atm
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