What's the matter? Separating mixtures

Mixtures can be...

• Homogeneous and Complex

• Homogeneous and Heterogeneous

• Simple and Complex

We can use decantation to separate...

• oil and water.

• water and soda.

• sand and iron filings.

It is used to separate mixtures which contain substances attracted by magnets and substances that are not.

• Filtration

• Evaporation

• Magnetic separation

A hot chocolate is an example of ...

• an homogeneous mixture.

• an heterogeneous mixture.

• None.

Nitrogen is a

• solid.

• liquid.

• gas.

Liquids can evaporate by freezing them.

• True

• False

In order to separate alcohol and water, we use ...

• Evaporation

• Filtration

• Distillation