2.
two or more substances that are chemically combined
3.
two or more substances not chemically combined
4.
used to separate liquids by their boiling points
5.
molecule made of only hydrogen and carbon atoms
6.
large scale distillation, used to separate fractions in crude oil
7.
can be used to identify substances or separate colours in ink
8.
used to separate solids and liquids
9.
used to seperate solutes from the liquid
10.
name for water that is safe to drink
11.
substance that only contrains one type of element or compound
12.
substance made from two or more different elements or compounds
13.
large particles settling to the bottom of water
14.
used to separate smaller particles from water
15.
adding a small amount of chlorine to kill bacteria in water
