Mixtures and Solutions

Front

What is a mixture?

Back

A combination of two or more substances that are not chemically combined and can be separated by physical means.

Front

What is a solution?

Back

A homogeneous mixture where one substance (solute) is dissolved in another (solvent), and it cannot be separated by physical means.

Front

Can solids be part of a mixture?

Back

Yes, solids can be part of a mixture, such as sand mixed with salt.

Front

What does it mean for a substance to be soluble?

Back

It means that the substance can dissolve in a solvent to form a solution.

Front

What is solubility?

Back

The ability of a substance to dissolve in a solvent at a given temperature and pressure.

Front

What is concentration in a solution?

Back

Concentration refers to the amount of solute present in a given volume of solvent or solution.

Front

How can you tell if a solution is more concentrated than another?

Back

A more concentrated solution typically weighs more than a less concentrated solution.

Front

What is evaporation?

Back

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

Front

What is a precipitate?

Back

A solid that forms and settles out of a liquid mixture during a chemical reaction.

Front

What is the difference between a mixture and a solution?

Back

A mixture can be separated by physical means, while a solution cannot.