how did he get the pk value share - Chemistry - Equilibrium

Question

how did he get the pk value share

Aditi Gupta · Accepted Answer

Solution:

pKa = - log KaKa1 = 10-3pKa1 = - log 10-3          = 3Ka2 = 10-8pKa2 = - log  10-8           = 8pH = pKa1 + pKa22 = 3 + 82 = 5
5