Question

Calculate the ph of a 0.06 m solution of ascorbic acid (ka1 = 7.9 10–5; ka2 is 1.6 10–12).

Answer 1

1. pH = 1.2251 for .06 M solution of weak acid with Ka value of 7.5 10-5
2. pH = 1.2373 for .06 M solution of weak acid with Ka value of 1.6 10-12