Explain arsenic acid is a triprotic acid

Reference no: EM13238179

Arsenic acid (H3AsO4) is a triprotic acid with Ka1 = 5. 10-3, Ka2 = 8. 10-8, and Ka3 = 6. 10-10. Calculate [H + ], [OH ? ], [H3AsO4], [H2AsO4? ], [HAsO42- ], and [AsO43- ] in a 0.62 M arsenic acid solution.

[H + ]

[OH ? ]

[H3AsO4]

[H2AsO4?]

[HAsO42-]

[AsO43-]

Reference no: EM13238179

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