If pK_b for fluoride (F^-) ion at 298 K is 10, the ionization constant of hydrofluoric (HF) acid in water at this temperature is
(A) 10-4
(B) 10-10
(C) 104
(D) 10
The ionization constant of hydrofluoric (HF) acid in water at this temperature is 10-4.
So, The correct option is (A).
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