the-curve-below-shows-the-titration-of-a-diprotic-acid-h2a-with-naoh-estimate-th

Question

The curve below shows the titration of a diprotic acid $$H_{2}A $$with NaOH. Estimate the pKa values for the diprotic acid.

Accepted Answer

pKa_{1} = 2.5; pKa_{2} = 6.5

Answer

pKa_{1} = 2.0; pKa_{2} = 5.3

Answer

pKa_{1} = 4.2; pKa_{2} = 9.4

Answer

pKa_{1} = 3.5; pKa_{2} = 7.0

The curve below shows the titration of a diprotic acid H2A with NaOH. Estimate the pKa values for the diprotic acid.