Chapter 8.2, Problem 8.8PP

(a)

Interpretation Introduction

Interpretation:

The concentration of hydronium ion of a solution with $\text{pH=}\text{8}\text{.50}$ has to be calculated.

Concept Introduction:

pH:  The $\text{pH}$ of a solution is defined as the negative logarithm of the molar concentration of the hydronium ion.

    $\text{pH}\text{=}\text{-log}{\text{[H}}_{\text{3}}{\text{O}}^{\text{+}}\text{]}$

(b)

Interpretation Introduction

Interpretation:

The concentration of hydronium ion of a solution with $\text{pH=}4.\text{50}$ has to be calculated.

Concept Introduction:

Refer to part a.