AP Chemistry Separation of Mixtures

This method is used in separating soluble solid from a liquid such as salt from water.

• evaporation

• distillation

• decantation

• filtration

If you spilled nails in a sandbox, what separation tool/method could you use to clean out the sandbox so it would be safe for children to play in?

• Filter

• Screen

• Magnet

• Evaporation

Tags

NGSS.MS-ETS1-2

The process used to separate heterogeneous mixtures of solids and liquids is called

• filtration

• crystallization

• distillation

• chromatography

Name the separation technique shown in the diagram

• Filtration

• Chromatography

• Centrifugation

• Distillation

Which of the following is a method of separating solutions?

• hand seperation

• filtering

• screening

• evaporation 

Which of the following is easiest to separate into its individual parts?

• Element

• Compound

• Mixture

• Solution

What happens when salty water is boiled?

• The salt becomes a new compound and water evaporates as it has a low boiling point

• The water evaporates and the salt remains in the beaker as it has a high melting point

• The water becomes a new compound and evaporates while salt remains in the beaker

• The water will disappear and the salt remains in the beaker as it is a solid

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

NGSS.MS-PS3-5

Which of the following separations cannot be carried out using a centrifuge? The separation of:

• water from wet clothes

• cream from milk

• red blood cells from plasma

• salt from sea water

What happens when sugar is mixed with water?

• The sugar and water become a new compound that can be separated by crystallization

• The sugar dissolves as it is a solid and can be separated by crystallization

• The sugar and water become a mixture that can be separated by crystallization

• The sugar and water become a mixture that can be separated by filtration

Tags

NGSS.MS-PS1-2

Complete the sentence:

___________ allows to separate the fine flour particles from bigger impurities (lumps).

• Filtration

• Decantation

• Sieving

• Magnetism