alleryStart learning →Aqueous NH4F (HF Ka 7.2 x 10^-4; NH4OH Kb 1.8 x 10^-5) is
Aweakly basic
Bexactly neutral
Cstrongly basic
Dweakly acidic
Answer & Solution
Correct answer: D. weakly acidic
Ka of HF exceeds Kb of NH4OH, so NH4+ hydrolysis dominates and the solution is acidic.
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