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May 23, 2015

Homework Help: chemistry

Posted by Lucinda on Thursday, May 27, 2010 at 4:06am.

What is the pH of a 2.62 x 10 -1 M HCN solution ? NB the pKa for HCN = 9.212.

4.90
9.21
0.58
11.32
13.42

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