Question
Pure PCL5 is introduced into an evacuated chamber and comes to equilibrium at 247C and 2 atm. The equilibrium gaseous mixture contain 40% chlorine by volume. Calculate Kp for the reaction.
Answers
........PCl5 ==> PCl3 +Cl2
XCl2 = 0.40
Ptotal = 2 atm
pCl2 = XCl2*Ptotal = 0.4*2
PPCl5 = Ptotal - PCl2 = ?
Substitute into Kp expression and solve for Kp.
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