Chapter 6, Problem 34Q

(a)

Interpretation Introduction

Interpretation:

The production of ${\text{SO}}_{\text{2}}$ and ${\text{NO}}_{\text{2}}$ has to be compared in terms of moles.

(b)

Interpretation Introduction

Interpretation:

Reason for global emission of ${\text{NO}}_{\text{x}}$ is greater than that of ${\text{SO}}_{\text{2}}$ has to be reasoned out.