Problem: Determine the pH of a 0.345 M Na3AsO4 solution. Ka1 = 5.5 x 10-3, Ka2 = 1.7 x 10-7 and Ka3 = 5.1 x 10-12.

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Determine the pH of a 0.345 M Na3AsO4 solution. Ka1 = 5.5 x 10-3, Ka2 = 1.7 x 10-7 and Ka3 = 5.1 x 10-12.

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