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AP Chemistry/Unit 7: Equilibrium
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Equilibrium Partial Pressure from Kp

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The equilibrium constant, Kp, for the reaction 2NOBr(g) ⇌ 2NO(g) + Br₂(g) is 0.416 at 25°C. If the initial partial pressure of NOBr(g) is 0.800 atm and no products are initially present, what is the equilibrium partial pressure of Br₂(g)?

A

0.332 atm

B

0.0471 atm

C

0.23 atm

D

0.208 atm

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