Question

If a solution has a pH of 2, what is the hydroxide ion concentration?

Group of answer choices

A. 1x10-12 M

B. 12

C. 1x10-2 M

D. 2

Answer 1

A

Step-by-step explanation:

14=pH + pOH

pOH= 14 - 2

pOH= 12

pOH= -log[OH]

[OH]= 10^-12

=1×10^-12