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October 2, 2014

Homework Help: AP Chemistry

Posted by Ben on Tuesday, March 8, 2011 at 9:58pm.

There is an unknown amount of unlabelled monoprotic acid in an unknown amount of water titrated with a sample with a solution of NaOH of unknown molarity. After adding 10.0 mL of NaOH, the pH=5.0. The equivalence point is 32.22 mL of NaOH. What is the Ka?

I have been looking at this problem for quite a while now, and I am not sure where to begin.

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