2NOBr(g)⇌2NO(g)+Br2(g). If nitrosyl bromide (NOBr) is 33.33 per dissociated at 25∘C& a total pressure of 0.28 atm. Calculate Kp for the dissociation at this temperature.
A
Kp=0.01atm
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B
Kp=0.31atm
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C
Kp=0.03atm
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D
Kp=0.04atm
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Solution
The correct option is AKp=0.01atm 2NOBr(g)→2NO(g)+Br2(g) 1-2x 2x x Kp=(2x/1+x)2P2×(x/1+x)P/(1−2x/1+x)P2=0.01 atm, where P is 0.28 atm.