Chapter 6, Problem 6A.1BST

(a)

Interpretation Introduction

Interpretation:

The conjugate acid of ${\text{H}}_{\text{2}}\text{O}$ has to be given.

Concept Introduction:

Conjugate acid of a base has one more proton than its base.  Simply add a proton to the base to get its conjugate acid.

Conjugate base of an acid has one less proton than its acid.  Simply remove a proton from the acid to get its conjugate base.

(b)

Interpretation Introduction

Interpretation:

The conjugate base of ${\text{NH}}_{\text{3}}$ has to be given.

Concept Introduction:

Refer to part (a).