Chapter 1, Problem 13RQ

Interpretation Introduction

Interpretation:

The system which contains two or more substance is necessarily heterogeneous.  This has to be explained.

Concept introduction:

Mixture:

A mixture always contains two or more substances that can be present in varying amounts.  The components of a mixture do not lose their identities and may be separated by physical means.  There are two types of mixture,

• Homogeneous mixture
• Heterogeneous mixture

Homogeneous mixture:

Homogenous mixture consist of a single phase be it liquid, gas, or solid the chemical composition is the same for any sample of the mixture.

Heterogeneous mixture:

Heterogeneous mixture consist of different phase are not uniform they will not have an identical composition.