Chemistry Review

What are considered intensive properties?

**do not rely on the amount of the substance to help identify**

• solubility

• hardness

• color

• freezing point

• boiling point

What is matter?

• anything that has mass & takes of space

• just stuff on earth

What are atoms?

• Building blocks of matter (neutrons, protons, electrons)

• two or more atoms bonded together

What are molecules?

• anything that has mass and takes up space

• two or more atoms bonded together

An element is...

• one kind of atom (hydrogen)

• two or more kinds of atoms (H2O)

• a homogeneous mixture (same throughout)

• heterogenous mixture (different throughout)

A compound is...

• one kind of atom (hydrogen)

• two or more kinds of atoms (H2O)

• a homogeneous mixture (same throughout)

• heterogenous mixture (different throughout)

A homogenous mixture is

A heterogeneous mixture is

A mixture is...

• one kind of atom (hydrogen)

• two or more kinds of atoms (H2O)

• a substance made my mixing other substances together

What are considered extensive properties?

**Must rely on the amount of material**

• mass

• volume

• weight

• length

• width