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April 18, 2015

Homework Help: Organic chemistry

Posted by ZC on Tuesday, September 28, 2010 at 10:57pm.

the pka of benzoic acid is 4.2. show mathematically that this acid is 50% ionized. Use results of part a t oexplain why precipitation is incomplete if the pH of an aquesous solution of benzoate ion is lowered only to ph 7 by adding acid.

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