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December 22, 2014

Homework Help: CHEM HELP!

Posted by Ashley on Tuesday, March 17, 2009 at 6:36pm.

Nicotinic acid (niacin) is a monoprotic acid with the formula HC6H4NO2. A solution that is 0.012M in nicotinic acid has a pH of 3.39 at 25*C. What is the acid-ionization constant, Ka and pKa for this acid at 25*C?

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