Short Answer
At an elevated temperature,Kp = 4.2 × 10-9 for the reaction 2 HBr(g)⇌ H2(g)+ Br2(g).If the initial partial pressures of HBr,H2,and Br2 are 1.0 × 10-2 atm,2.0 × 10-4 atm,and 2.0 × 10-4 atm,respectively,what is the equilibrium partial pressure of H2?
Correct Answer:

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Correct Answer:
Verified
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