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Nitrosyl bromide, NOBr, disassociates readily at room temperature. NOBr(g)<---->NO(g)+1/2Br2(g). Some NOBr is placed in a flask at 25 degrees Celsius and allowed to disassociate. The total pressure at equilibrium is 190 mmHg and the compound is found to be 34% disassociated. What is the value of Kp?

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