Separating Mixture

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

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

NGSS.MS-PS3-5

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)

Muddy water is filtered using filter paper and filter funnel. The mud stays on the filter paper.

Why does the mud stay on the filter paper?

• The mud reacts with the filter paper.

• The particles of mud are too large to pass through the holes in the filter paper.

• The particles of the water stop the mud going through.

• The particles of water make the filter paper wet.

Which method is used to separate a Solution?

• Filtration

• Distillation

• Decantation

• Sieving

Which method would be best to separate sand from water?

• Filtration

• Distillation

• Chromatography

• Evaporation

In paper chromatography, the dye that is most soluble in the solvent will travel the .....

• fastest

• slowest

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

• distillation

• dissolving

• filtration

• evaporation

Tags

NGSS.MS-PS1-2

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

• distillation

• dissolving

• filtration

• evaporation

Which method is used to separate these pigments?

• filtration

• evaporation

• distillation

• chromatography