Chapter 6, Problem 6.25E

(a)

Interpretation Introduction

Interpretation:

The $\text{pH}$ when $\left[{\text{HOOCCH}}_{\text{2}}\text{COOH}\right]\text{=}\left[{\text{HOOCCH}}_{\text{2}}{\text{CO}}_{\text{2}}{}^{\text{-}}\right]$ has to be given.

(b)

Interpretation Introduction

Interpretation:

The $\text{pH}$ when $\left[{\text{HOOCCH}}_{\text{2}}{\text{CO}}_{\text{2}}{}^{\text{-}}\right]\text{=}\left[{}^{\text{-}}{\text{O}}_{\text{2}}{\text{CCH}}_{\text{2}}{\text{CO}}_{\text{2}}{}^{\text{-}}\right]$ has to be given.

(c)

Interpretation Introduction

Interpretation:

The predominant species at $\text{pH 4}\text{.2}$ has to be given.