Mixtures and Solutions

Front

What is a mixture?

Back

A mixture is a combination of two or more substances that are not chemically bonded and can be separated by physical means.

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What is a solution?

Back

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

Front

What is a solute?

Back

A solute is the substance that is dissolved in a solution.

Front

What is a solvent?

Back

A solvent is the substance in which the solute is dissolved, usually present in a greater amount.

Front

What is a homogeneous mixture?

Back

A homogeneous mixture is a mixture that has a uniform composition throughout, such as Kool-Aid.

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What is a heterogeneous mixture?

Back

A heterogeneous mixture is a mixture where the components can be seen and are not uniform, such as salad.

Front

What does it mean to dissolve?

Back

To dissolve means to mix a solute with a solvent to form a solution.

Front

What factors affect the rate of dissolving?

Back

Stirring, heating, and breaking the solute into smaller pieces can increase the rate of dissolving.

Front

What is filtration?

Back

Filtration is a method used to separate an undissolved solid from a liquid by passing the mixture through a filter.

Front

What is evaporation?

Back

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