Explain the acid is diprotic

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A 20 mL sample of a 0.1000 M unknown acid solution is titrated with 0.1000 M NaOH. Given the acid is diprotic and its pKa is 1.90 and 6.70, estimate the PH after 10 mL of base are added? After 20 mL basea added? After 30 mL Base added?

Reference no: EM13188433

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