The compound DIPSO is a weak acid with a pKa of 76 What is t

The compound DIPSO is a weak acid with a pK_a of 7.6. What is the pH of a solution of 0.1 M DIPSO? Show your work for full credit.

Solution

The pH of a solution of 0.1 M DIPSO will be:

pH=pKa+log10([A(aq)/][HA(aq)])

7.6 + log 0.1/ .01

pH = 7.6 + 1

8.6