Consider the following reaction at 298 K: 2 SO2 (g) + O2 (9) → 2SO3 (g) An equilibrium mixture contains O2 (g) and SO3 (g) at partial pressures of 0.50 atm and 1.0 atm, respectively. Substance and State AGi° (kJ/mol) O2(9) SO2 (9) SO3 (9) -300. -371 a Determine the equilibrium partial pressure of SO2 (g) in the mixture. Partial pressure = atm

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