ch3: Purification and separation Flashcards
1
Q
mixture
A
made up of two or more substances not chemically combined together.
2
Q
pure
A
made up of one single element or compound. it is not mixed with any other substances. eg:water
3
Q
filtration
A
separate insoluble solid particles from a liquid.
4
Q
evaporation
A
is used to obtain a soluble solid from a solution by heating the solution until all the water has boiled off.
5
Q
crystallization
A
pure solid sample from its solution
