Pure Substances and Mixtures

Front

All matter can be classified as _________.

Back

pure substances or mixtures

Front

What is the difference between a compound and a mixture?

Back

A mixture does not have a chemical formula.

Front

Identify the substance in box D.

Back

mixture

Front

Identify the substance in box W.

Back

mixture

Front

Identify this substance.

Back

compound

Front

Define a pure substance.

Back

A material that has a constant composition and consistent properties throughout.

Front

What is a mixture?

Back

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

Front

Give an example of a compound.

Back

Water (H2O) is a compound made of hydrogen and oxygen.

Front

What is an element?

Back

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

Front

How can mixtures be separated?

Back

Mixtures can be separated by physical methods such as filtration, distillation, or chromatography.