Chapter 14, Problem 81E

Determine the pOH of each solution.

a. $\left[{\text{H}}_3{\text{O}}^{+}\right]=1.2\times {10}^{-8}\text{M}$

b. $\left[{\text{H}}_3{\text{O}}^{+}\right]=5.5\times {10}^{-2}\text{M}$

c. $\left[{\text{H}}_3{\text{O}}^{+}\right]=3.9\times {10}^{-9}\text{M}$

d. $\left[{\text{H}}_3{\text{O}}^{+}\right]=1.88\times {10}^{-13}\text{M}$