Separation of Mixtures

Can you separate dissolved salt in water by doing filtration?

• Yes

• No

• Maybe

• I don't have an idea

Can you separate dissolved sugar in water using a sieve?

• Yes

• No

• Maybe

• No idea

This method is a technique used in separating a less-dense substance from a denser one.

• decantation

• evaporation

• distillation

• filtration

Which one of the following techniques would best be used to separate soil and water?

• Decanting

• distillation

• Filtration

• Chromatography

Which one of the following would you use to separate sand from iron filings?

• a bar magnet

• filter paper

• chromatography paper

• alum

To separate iron filings and sulfur what method should you use?

• filtration 

• sorting

• magnet

• boiling

How would you separate a mixture of sand and salt? 

• Mix them with water and let the water evaporate

• Mix them with water, pour the mixture through a sieve, then let the water evaporate

• Heat the sand and salt mixture for 5 minutes, then let it cool

• I would not do any of these because none of these options would work

Tags

NGSS.MS-PS1-2

What method of separating mixtures is shown in the picture?

• filtration

• distillation

• physical manipulation

• use of magnet

This method is utilized in industries like junkyards to remove metal scraps from other materials.

• chromatography

• physical manipulation

• use of magnet

• distillation

Two or more substances mingled together, but not chemically combined are known as a

• residue

• solution

• distillate

• mixture