Mixtures and Solutions

Front

What is a mixture?

Back

A mixture is a combination of two or more substances that are not chemically combined. Each substance retains its own properties.

Front

What is a solution?

Back

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

Front

Give an example of a mixture.

Back

Trail mix is an example of a mixture because it contains different ingredients like nuts, dried fruits, and chocolate that are not chemically combined.

Front

Give an example of a solution.

Back

Lemonade is an example of a solution because the sugar dissolves in water, creating a uniform mixture.

Front

How can you tell if a substance has dissolved in a liquid?

Back

You can tell if a substance has dissolved when it spreads evenly throughout the liquid and is no longer visible.

Front

What is the difference between a mixture and a solution?

Back

A mixture can have visible parts and the substances can be separated, while a solution is uniform and the solute cannot be easily separated from the solvent.

Front

Is sweet tea a mixture or a solution?

Back

Sweet tea is a solution because the sugar dissolves in the tea, creating a uniform drink.

Front

What happens to the properties of substances in a mixture?

Back

In a mixture, the properties of the individual substances remain unchanged.

Front

What happens to the properties of substances in a solution?

Back

In a solution, the properties of the solute may change when it dissolves in the solvent.

Front

Can a solution be separated by physical means?

Back

No, a solution cannot be separated by physical means because the solute is dissolved in the solvent.