Chapter 14, Problem 14.73QP

(a)

Interpretation Introduction

Interpretation: The rate law for the given reaction and the number of half-lives taken for the concentration of ${\text{N}}_{\text{2}}\text{O}$ to reach $6.25\%$ of its original concentration is to be calculated.

Concept introduction: Half life of substance is defined as the time required for its concentration to reach half of the original value.

To determine: The rate law for the given reaction.

(b)

Interpretation Introduction

Interpretation: The rate law for the given reaction and the number of half-lives taken for the concentration of ${\text{N}}_{\text{2}}\text{O}$ to reach $6.25\%$ of its original concentration is to be calculated.

Concept introduction: Half life of substance is defined as the time required for its concentration to reach half of the original value.

To determine: The number of half-lives taken for the concentration of ${\text{N}}_{\text{2}}\text{O}$ to reach $6.25\%$ of its original concentration.