Question

Calculate the [OH-] in a solution that has a pH of 3.08.

a. 1.2x10-9
b. 8.3x10-3
C. 1.2x10-11
d. 8.3x10-4

Answer 1

C. 1.2 x 10^-11

Step-by-step explanation:

pOH = 14 - pH = 14 - 3.08 = 10.92

[OH-] = 10^-pOH = 10^-10.92 = 1.2 x 10^-11