Mixtures and Substances

Front

What is a mixture?

Back

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

Front

What is a substance?

Back

Matter that has a uniform and definite composition.

Front

What is solubility?

Back

The ability of a substance to dissolve in a solvent, such as water.

Front

What property would you use to separate a mixture of sand and salt?

Back

Solubility in water.

Front

What is density?

Back

The mass of a substance divided by its volume, often used to compare how heavy substances are for their size.

Front

What happens when oil and water are mixed?

Back

They do not mix; oil floats on top of water due to different densities.

Front

What is filtration?

Back

A method used to separate solids from liquids by passing the mixture through a filter.

Front

What is evaporation?

Back

The process of turning liquid into vapor, often used to separate a solute from a solvent.

Front

What is a characteristic property?

Back

A property that helps to identify or describe a substance, such as boiling point or density.

Front

What is a solution?

Back

A homogeneous mixture where one substance is dissolved in another.