Chapter 14, Problem 12PE

Interpretation Introduction

Interpretation:

The volume of oxygen gas produced by decomposition of $5.00\times {10}^2\text{grams}$ of a $3.0\%$ by mass ${\text{H}}_{\text{2}}{\text{O}}_{\text{2}}$ solution at $27°\text{C}$ and $733\text{torr}$ is to be calculated.

Concept introduction:

The stoichiometry of a chemical species involved in a chemical reaction represents the number of chemical species involved in the chemical reaction. The stoichiometry of a chemical species helps in calculating the expected mass of reactant and product. The stoichiometry of a chemical species is also represented in a number of moles. The number of moles of a substance is given by the expression as shown below.

$\text{n}=\frac{\text{m}}{\text{M}}$