Mixtures and Separating Mixtures

Front

What is a mixture?

Back

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

Front

What is a solution?

Back

A solution is a special type of mixture where one substance (solute) is dissolved in another (solvent).

Front

What is the universal solvent?

Back

Water is known as the universal solvent because it can dissolve many substances.

Front

Can mixtures be separated easily?

Back

Yes, mixtures can be separated using physical methods.

Front

Can solutions be separated easily?

Back

No, solutions are harder to separate because the solute is dissolved in the solvent.

Front

What is an example of a solution?

Back

Salt dissolved in water is an example of a solution.

Front

What method can be used to separate iron filings from sand?

Back

A magnet can be used to separate iron filings from sand.

Front

Is it true that magnets can separate mixtures with no metal parts?

Back

False, magnets can only separate mixtures that contain metal parts.

Front

What is filtration?

Back

Filtration is a method used to separate solids from liquids using a filter.

Front

What is evaporation?

Back

Evaporation is a process used to separate a dissolved solid from a liquid by heating.