Pure substance vs mixture

Front

Difference between a pure substance and a mixture

Back

A pure substance has a uniform and definite composition, while a mixture contains two or more substances physically combined.

Front

Identify: Salt water

Back

Mixture

Front

Identify: Oxygen gas

Back

Pure substance

Front

Identify: Soil

Back

Mixture

Front

Identify: Copper wire

Back

Pure substance

Front

Define: Element

Back

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

Front

Define: Compound

Back

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

Front

Example of a compound from lab observations

Back

Example: Water (H2O)

Front

Ocean water

Back

Mixture or Pure Substance: Mixture

Front

Table salt (NaCl)

Back

Mixture or Pure Substance: Pure Substance