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A reaction vessel at 27 ∘C contains a mixture of SO2 (P= 3.00 atm ) and...

A reaction vessel at 27 ∘C contains a mixture of SO2 (P= 3.00 atm ) and O2 (P= 1.10 atm ). When a catalyst is added the reaction 2SO2(g)+O2(g)⇌2SO3(g) takes place. At equilibrium the total pressure is 3.85 atm .

Find the value of Kc

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