
1. A liquid containing some
solid impurities can be purified by
the mixture, which is the state change of liquid to
(gas).
2. Cooling the gas causes
which is the change of gas to a
. The overall purification process is called
.
3. The liquid
water boils at
oC and it starts
at
oC.
4. Ethanol (alcohol) boils at
oC, so it has a
boiling point than water.
5. The different substances in a complex
like oil can be separated using distillation.