Unit 5; Solutions and Separations; Key Words

Question	Answer
What are Solutions?	Unit 5 Solutions and Separations; Key Words
Solution	A mixture of two or more substances.
Solvent	The substance that the solid dissolves in.
Solute	The substance that dissolves.
Clear	When you can see through the solution (transparent).
Colourless	A solution that is of no colour.
Soluble	A substance that can be dissolved.
Insoluble	A substance that can't be dissolved.
Dissolving	This is when a solid (e.g. salt) is added to water and the solid particles fill the spaces between the water particles; they mix with the water.
Mixture	This is when two or more substances are mixed up but not chemically joined. They can easily be separated.
Suspension	A suspension is a mixture that is opaque. It can be coloured.
Filtration	This is where you filter a suspension through a filter, leaving the residue (the solute particles) behind in the filter, with the filtrate (the substance being filtered) being separated from it.
Evaporating	This is when you heat the water/substance from the solution, to get the solute back.

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	Created by RatMixx2000 about 9 years ago