Chapter 4, Problem 148QP

(a)

Interpretation Introduction

Interpretation:

Whether ${\text{N}}_2{\text{F}}_2$ is an empirical formula or not.

(b)

Interpretation Introduction

Interpretation:

Whether ${\text{N}}_2{\text{F}}_4$ is an empirical formula or not.

(c)

Interpretation Introduction

Interpretation:

Whether ${\text{H}}_2{\text{C}}_2$ is an empirical formula or not.

(d)

Interpretation Introduction

Interpretation:

Whether ${\text{H}}_2{\text{N}}_2{\text{O}}_2$ is an empirical formula or not.

(e)

Interpretation Introduction

Interpretation:

Whether ${\text{HNF}}_2$ is an empirical formula or not.