A 0.10 M solution of a weak monoprotic acid has a pH of 3.40 at 25°C. What is the acid-ionizationconstant, Ka, for this acid?A) 1.6 x 10-6B) 4.0 x 10-4C) 3.4 x 10-5D) 1.2 x 10-3E) 1.8 x 10-7



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