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Reaction Quotient and Le Chatelier's Principle

AP Chemistry· difficulty 4/5

For N2_2(g) + 3H2_2(g) ⇌ 2 NH3_3(g), increasing pressure (decreasing volume)

  • A

    Shifts left (more moles of gas to right)

  • B

    Shifts right (4 mol → 2 mol; favors fewer moles)

    check_circle
  • C

    Doubles K

  • D

    Has no effect

Explanation

Pressure increase shifts toward fewer gas moles. 4 mol reactants → 2 mol products: shift right.

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