Chemistry

Matter: any substance that has mass and takes up space by having volume

Mixtures: two or more substances that are not chemically combined

Heterogeneous Mixtures

Granite

Homogeneous Mixtures

Solution

Air

Alloy

Kool-Aid

Filtration

Distillation

Sublimation

Chromatography

Liquid

Pure Substances: a single kind of matter that cannot be separated into other kinds of matter by any physical means

Compound: a material formed by chemically bonding two or more chemical elements.

Sodium Chloride

Element: a chemical substance that cannot be broken down into other substances (made up by one type of atom)

Periodic Table of Elements

Neon

Silicon

Copper

Gas

Solid

Extensive Propety: property that depends on the amount of matter in a sample

Mass

law of conservation of mass: mass cannot be created or destroyed in any physical or chemical change

Volume

Physical Change

Chemical Change

Precipitate

Change in Color

Intensive Property: depends on the type of matter in a sample

Density: the degree of compactness of a substance. D=M/V

Boiling Point

Law of Conservation of Matter: The same amount of matter exists before and after the change—none is created or destroyed.