Question

What is the pOH of a substance when [H+] = 5.4 x 10^-8 M

Answer 1

pOH = 6.73

Step-by-step explanation:

First, calculate pH = -log[H+] = -log(5.4 x 10^-8) = 7.27

pOH + pH = 14, so pOH = 14 - 7.27 = 6.73