Substances

What is a pure substance?

A pure substance is matter that has distinct, uniform properties, chemical composition, and all particles that makeup the substance are the same

What are mixtures?

Mixtures are made up of different pure substances that do not chemically combine

Types of mixtures

Homogeneous- Solutions, alloys and colloids

Heterogeneous- Mechanical mixtures, suspension, and emulsion

What is an alloy?

Two or more metals melted and cooled

What is a solution?

Several items mixed together but appears to be one substance

What is suspension?

Substances from two different phases that do not fully mix together (liquid and solid)

What is a mechanical mixture?

The substances can be easy separated and can see all components

What is an emulsion?

Substances from the same phases that do not mix together (liquid and a liquid)