Mixtures and Solutions

Front

What is a mixture?

Back

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

Front

What is solubility?

Back

Solubility is the ability of a substance to dissolve in a solvent, such as water.

Front

What is a solvent?

Back

A solvent is a substance that dissolves a solute, forming a solution. Water is often called the universal solvent.

Front

What is a solute?

Back

A solute is the substance that is dissolved in a solvent to form a solution.

Front

How can you separate a mixture of sand and salt?

Back

You can dissolve the salt in water, then filter the mixture to separate the sand from the saltwater solution.

Front

What happens to sugar when it dissolves in water?

Back

When sugar dissolves in water, it breaks down into smaller particles and spreads evenly throughout the water.

Front

What is filtration?

Back

Filtration is a process used to separate solids from liquids or gases using a filter.

Front

What is the effect of temperature on solubility?

Back

Generally, increasing the temperature increases the solubility of solids in liquids.

Front

What is a homogeneous mixture?

Back

A homogeneous mixture is a mixture that has a uniform composition throughout, such as saltwater.