Chapter 13, Problem 39QRT

Interpretation Introduction

Interpretation:

The mass of ethanol in $\text{750}\text{mL}$ of $\text{12}\text{\%}$ ethanol solution has to be calculated.

Concept introduction:

Density is a physical property and specific for each substance under fixed conditions.  It is defined as the ratio of mass of a substance to the volume of the substance. They are usually expressed as grams per cubic centimeter (${\text{g/cm}}^{\text{3}}$) for solids and grams per milliliter ($\text{g/mL}$) for liquids.

  $\text{Density}\text{=}\frac{\text{mass}}{\text{volume}}$.