In the titration of 250.0 mL of 0.20 M H3PO4 with 0.10 M NaOH, the pH...

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In the titration of 250.0 mL of 0.20 M H3PO4 with 0.10 M NaOH, the pH...

In the titration of 250.0 mL of 0.20 M H3PO4 with 0.10 M NaOH, the pH of the solution after the addition of some NaOH is 4.66. Which of the following phosphate-containing species is present in the largest

amount? For H3PO4, Ka1 = 7.5 × 10–3, Ka2 = 6.2 × 10–8, and Ka3 = 4.8 × 10–13.

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In the titration of 250.0 mL of 0.20 M H3PO4 with 0.10 M NaOH, the pH...