Mixture 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 type of mixture where one substance (the solute) is completely dissolved in another substance (the solvent), forming a homogeneous mixture.

Front

What is an atom?

Back

An atom is the smallest particle of an element, and all matter is made up of atoms.

Front

How can you separate juice from pulp?

Back

You can separate juice from pulp by pouring the juice through a coffee filter.

Front

Why can't you separate the ingredients in a cake?

Back

You cannot separate the ingredients in a cake because they undergo a chemical change during baking.

Front

What happens to the properties of materials when they combine?

Back

When materials combine, their properties can change.

Front

What is the difference between a mixture and a solution?

Back

A mixture can be separated into its components, while a solution is a mixture where the solute is dissolved in the solvent and cannot be easily separated.

Front

Can you give an example of a mixture?

Back

An example of a mixture is salad, where different ingredients like lettuce, tomatoes, and cucumbers are combined but can be separated.

Front

What is a homogeneous mixture?

Back

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

Front

What is a heterogeneous mixture?

Back

A heterogeneous mixture is a mixture where the components are not uniformly distributed, such as a bowl of cereal.