A reaction vessel at 27 °C contains a mixture of SO2 1P = 3.00 atm2 and O2 1P = 1.00 atm2. When a catalyst is added, this reaction takes place: 2 SO2(g) + O2(g) ⇄ 2 SO3(g). At equilibrium, the total pressure is 3.75 atm. Find the value of Kc.
Solution 86E.Step 1The given chemical reaction.The equilibrium expression for the above reaction.