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September 23, 2014

Homework Help: Chemistry

Posted by D.C. on Sunday, October 20, 2013 at 5:15pm.

For the diprotic weak acid H2A, Ka1 = 2.2 10-5 M and Ka2 = 7.8 10-7 M. What is the pH of a 0.0650 M solution of H2A? What are the equilibrium concentrations of H2A and A2 in this solution?

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