1.

Given HF+ H_2O overset(K_a)rarr H_3O^+ + F^- F^- +H_2O overset(K_b) HF + OH^- Which relation is correct?

Answer»

`K_b=K_w`
`K_b = 1/K_w`
`K_axxk_b = K_w`
`K_a/K_b=K_w`

ANSWER :C


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