Method of Mixtures Flashcards
1
Q
mixtures
A
two or more elements or compounds not chemically combined together
2
Q
filtration
A
- separating an insoluble solid from a liquid
example : to get sand from a mixture of sand, salt and water
3
Q
crystallisation
A
- to separate a solid from a solution
example: to obtain pure crystals of sodium chloride from salt water
4
Q
simple distillation
A
- to separate a solvent from a solution
example: to get pure water from salt water
5
Q
fractional distillation
A
- separating a mixture of liquids each with different boiling points
example: to separated the different compounds of crude oil