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Weak Acid and Base Equilibria

AP Chemistry· difficulty 3/5

For NH₃ + H₂O ⇌ NH₄⁺ + OH⁻, K_b =

  • A

    [NH₄⁺][OH⁻]/[NH₃]

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  • B

    [NH₃]/[NH₄⁺][OH⁻]

  • C

    [OH⁻]/[NH₃]

  • D

    [NH₄⁺]/[OH⁻]

Explanation

Standard expression for base dissociation; water omitted.

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