Pure Substances & Mixtures

Front

What is matter?

Back

Anything that has mass and occupies space.

Front

True or False: Elements and compounds are pure substances.

Back

True.

Front

What is a heterogeneous mixture?

Back

A mixture where the components are not uniformly distributed.

Front

What is a pure substance?

Back

Substances that are made up of ONLY one type of atom (element) or compound.

Front

What is a homogeneous mixture?

Back

A mixture that contains two or more substances uniformly combined.

Front

Give an example of a pure substance.

Back

Water (H2O) is a pure substance.

Front

What distinguishes a mixture from a pure substance?

Back

A mixture contains two or more different substances, while a pure substance consists of only one type of particle.

Front

What is an element?

Back

A substance that cannot be broken down into simpler substances by chemical means.

Front

What is a compound?

Back

A substance formed when two or more elements are chemically bonded together.

Front

What is a colloid?

Back

A mixture where tiny particles of one substance are evenly distributed throughout another substance.