pH and pOH

• 2.2

• 3.2

• 4.2

• 5.2

A solution has a pH of 8.5. What is its hydrogen ion concentration [H+]?

• 3.2 × 10^-9 M

• 1.3 × 10^{-6} M

• 5.5 × 10^-5 M

If the pOH of a solution is 4.7, what is the pH?

• 9.3

• 7.0

• 5.3

• 10.7

A solution has a pOH of 9.6. What is its hydrogen ion concentration [H+]?

• 2.5 × 10^{-5} M

• 3.1 × 10^{-10} M

• 9.8 × 10^{-12} M

• 4.0 × 10^-6 M

• 6.1

• 7.1

• 8.1

• 9.1