A flask containing 0.5 atm pressure of A2(g), some solid AB added into flask which undergoes dissociation according to 2AB(s)⇌A2(g)+B2(g), Kp=0.06atm2 The total pressure (in atm) at equilibrium is:
A
0.70
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B
0.6
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C
0.10
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D
none of these
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Solution
The correct option is A0.70 According to the equation
2AB(s)⇌A2(g)+B2(g)
Hence the pressure will be 0.5+x and x for A2 and b2 respectively.