If the Ka of a monoprotic weak acid is 6.5 Ã 10-6, what is the pH of a 0.19 M solution of this acid?
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1- If the Ka of a monoprotic weak acid is 6.5 Ã 10-6, what is the pH of a 0.43 M solution of this acid?
2- If the Kb of a weak base is 7.1 Ã 10-6, what is the pH of a 0.19 M solution of this base?
If the Ka of a monoprotic weak acid is 1.2 Ã 10-6, what is the pH of a 0.40 M solution of this acid?