Chapter 5, Problem 114IE

(a)

Interpretation Introduction

To determine:

$\Delta H°$ for the given reactions by using data in Appendix C.

(b)

Interpretation Introduction

To determine:

Net ionic equations for the neutralization of given acids.

(c)

Interpretation Introduction

To determine:

The conclusion, by comparing the values of $\Delta H°$ for the first two reactions.

(d)

Interpretation Introduction

To determine:

Detailed explanation for whether ${\text{NH}}_{\text{4}}{}^{+}$ is a strong or weak acid based on $\Delta H°$ of its neutralization reaction.