The Equilibrium Constant ( K P ) for the Reaction

question 212

Multiple Choice

The equilibrium constant ( K p ) for the reaction 2 NO₂ (g) 2 NO (g) + O₂(g) is 158 at 1000 K. Calculate the partial pressure of O₂, if the equilibrium partial pressures of NO₂ and NO are 0.400 atm and 0.270 atm, respectively.

• A) 347 atm
• B) 234 atm
• C) 4.27×10 ^{- 3} atm
• D) 2.88×10 ^{- 3} atm
• E) 291 atm

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