separation techniques

Which substance can be separated from its mixture by filtration?

• Water form seawater

• Small stones from sea water

• Salt from sea water

Bethan has collected a sample of seawater in a bucket from her local beach. The seawater contains water, salt and sand. Which series of separation techniques could she use to separate and collect the sand, salt and water

• Filtration followed by evaporation

• Distillation followed by filtration

• Filtration followed by distillation

What is a mixture?

• A mixture consists of two or more elements which are chemically joined together

• A mixture consists of one or more substances that are not chemically joined together

• A mixture consists of two or more substances that are not chemically joined together

Which separation method is this?

• Evaporation

• Distillation

• Filtration

Sieving is used to separate what

• Metals and non-metals
• Solids of different sizes
• Liquids and gases
• Animals and plants

Evaporation can also be used for

• Collect the solvent

• Cooling down a liquid
• Creating crystal

• Decreasing concentration of solution

Solute left behind on the filter paper after filtration called?

• filtrate
• residue
• precipitate
• solution

What is the liquid collected from distillation is called?

• distillate
• residue
• extract
• solution

What is number 5 called

• Condenser

• Boiling flask

• Bunsen burner

• Condensate

What does it mean when something is soluble

• Incapable of being dissolved
• Capable of being dissolved
• Partially dissolved
• Only dissolves in hot water