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Find the pH of a 0.10 M H3PO4 solution. H3PO4 D H+ + H2PO4- ka1 = 1.1 x 10-2 H2PO4- D H+ + HPO42- ka2

Find the pH of a 0.10 M H3PO4 solution.

H3PO4 D H+ + H2PO4- ka1 = 1.1 x 10-2

H2PO4- D H+ + HPO42- ka2 = 7.5 x 10-8

HPO42- D H+ + PO43- ka3 = 4.8 x 10-13

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