XY2 dissociates as : XY (g) XY(g) Y(g) Initial pressure of XY2 is 600 mm Hg. The total pressure at equilibrium is 800 mm Hg. Assuming volume of system to remain constant, the value of Kp is
A.50
B.100✓ Correct
C.200
D.400
Explanation
2 XY XY Y Initially 600 0 0 Equilibrium 600 p p p Total pressure 600 p p p 800 p p = 800-600 = 200 200×200 40000 K = = = 100 400 400