Chapter 8, Problem 35E

Interpretation Introduction

(a)

Interpretation:

The volume in liters for $0.250\text{g}$ of helium, $\text{He}$ is to be calculated.

Concept introduction:

A mole of a substance is defined as the same number of particles of the substance as that present in $12\text{g}$ of ${}^{12}\text{C}$. The number of particles present in one mole of a substance is $6.023\times {10}^{23}$ particles.

Interpretation Introduction

(b)

Interpretation:

The volume in liters for $2.22\times {10}^{22}\text{molecules}$ of methane, $\text{CH}{\text{4}}_{}$ is to be calculated.

Concept introduction:

A mole of a substance is defined as the same number of particles of the substance as that present in $12\text{g}$ of ${}^{12}\text{C}$. The number of particles present in one mole of a substance is $6.023\times {10}^{23}$ particles.