State what is the ph of a phosphate solution

Reference no: EM13187498

What is the pH of a phosphate solution made by the addition of 2.5 equivalents to an initial solution of phosphoric acid. The three pKa values of phosphate are 2.12, 7.20, and 12.40.

7.4
10.6
12.4
8.8

Reference no: EM13187498

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