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Calculating the Equilibrium Constant

AP Chemistry· difficulty 4/5

For N₂O₄ ⇌ 2 NO₂ at equilibrium: P_N₂O₄=0.40 atm, P_NO₂=0.20 atm. K_p =

  • A

    0.10

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  • B

    1.0

  • C

    0.50

  • D

    0.05

Explanation

K_p = (0.20)²/0.40 = 0.04/0.40 = 0.10.

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