Chapter 2 Vocab Flashcard 7th

Front

Matter has mass and occupies space.

Back

mass, space

Front

A substance that cannot be separated or broken down by chemical means is a(n)

Back

Element

Front

Heating sugar changes it from white to brown, forming caramel. This is an example of a:

Back

Chemical change

Front

A substance made of two or more different elements chemically combined.

Back

compound

Front

Atoms of each element in a substance unit

Back

Chemical formula

Front

A combination of two or more substances that are not chemically combined.

Back

Mixture

Front

Freezing point of a substance:

Back

Temperature at which a liquid becomes a solid.

Front

Smallest unit of an element maintaining its chemical properties.

Back

atom

Front

A _________________ can NOT be observed or measured to identify the substance.

Back

Chemical property

Front

Saltwater is a __________________ with even composition.

Back

Homogeneous mixture