Unit 2: Properties and Organization of Matter

Which of the following is an intensive property?

• Density

• Mass

• Volume

• Size

Boling point is an extensive property.

• True

• False

A physical characteristic of matter is described as a way to identify a substance by changing its chemical composition.

• True

• False

Identify a chemical characteristic of matter.

• Melting point

• Density

• Chemical stability

• Color

Gases have greater kinetic energy than liquids.

• True

• False

Both solids and liquids have what type of kinetic energy?

• Liquids do not have kinetic energy

• Rotational Energy

• Potential Energy

• Vibrational Energy

Liquids have a definite __________ but no definite __________.

• lattice, volume

• shape, volume

• volume, shape

Pure substances have a fixed and uniform composition.

• True

• False

Oxygen gas (O₂) is a mixture

• True

• False

Compounds can be broken down into elements.

• True

• False