Complete the statement below.

A mixture contains two or more different substances that are not .......... combined. 

Which method(s) below is suitable to obtain salt from a salt solution?

• distillation

• dissolving

• filtration

• evaporation

Which method(s) below is suitable to obtain pure water from a salt solution?

• distillation

• dissolving

• filtration

• evaporation

The colour of plant leaves is due to a mixture of pigments.

Which method is used to separate these pigments?

• filtration

• evaporation

• distillation

• chromatography

Ms Lenny wants to separate a mixture of sand and salt.

Which option below can she use to obtain the sand from the mixture?

• filtration only by pouring mixture of sand and salt through filter paper

• dissolving only by adding water to mixture

• dissolving first then use filtration

• dissolving first then use evaporation

Which processes take place during distillation?

Hint: There are 2 processes.

• freezing

• boiling

• condensation

• melting

Which of the following mixtures can be separated using the set-up shown?

• sea water (made up of salt, water and some minerals)

• sand and salt

• drop of ink

• sugar solution (made up of sugar and water)

Chromatography is commonly used in food testing to identify the presence of banned additives in food.

Which additive(s), P, Q, R or S is/are present in Chewy Candy?

• P and R

• P and S

• Q and R

• Q and S

What is substance W known as?

What is the apparatus labelled X known as?