Question

What is the pH of a solution that has a hydrogen ion concentration of 1.0 * 10 -9 M?

Answer 1

Ans: pH = 9

Given:

Concentration of H+ ions [H+] = 1.0*10⁻⁹ M

To determine:

The pH of the above solution

Step-by-step explanation:

pH = -log[H+]

pH = -log(1.0*10⁻⁹) = 9