Section 2: matter to & its properties

Mass is a measurement of

• how much space an object occupies.

• how dense an object is.

• the amount of matter in an object.

• the volume of an object.

An element is made of one type of

• molecule

• atom

• compound

• mixture

A compound is

• a substance that is composed of two or more different elements that are chemically bonded.

• a molecule formed by atoms of the same element.

• another word for an atom.

• any substances that can be split apart.

Extensive properties

• include boiling point.

• do not depend on the amount of matter present.

• all depend on the chemical composition of the matter present.

• The amount of matter matters

A change in a substance that does not involve a change in the identity of the substance is called (a)n

• chemical change.

• physical change.

• extensive property.

• intensive property.

In every chemical change, two or more reactants form at least one

• product

• gas

• precipitate

• reaction

Which is not true about the liquid state of matter?

• The liquid state has a definite volume and a definite shape.

• The liquid state takes on the shape of its container.

• The liquid states has a definite volume and an indefinite shape.

• The particles in a liquid can easily move past each other.

Classify the following as an element, compound, homogeneous mixture, or heterogeneous mixture.

Gold (Au)

• Homogenous mixture

• Heterogeneous mixture

• Element

• Compound

Classify the following as an element, compound, homogeneous mixture, or heterogeneous mixture.

Water (H2O), Table Salt (NaCl)

• Homogenous mixtures

• Heterogeneous mixtures

• Elements

• Compounds

Classify the following as an element, compound, homogeneous mixture, or heterogeneous mixture.

Maple Syrup and Seawater

• Homogenous mixtures

• Heterogeneous mixtures

• Elements

• Compounds