Fact 1: Evaporation can be used for separating a solute from a solvent in a solution.

Fact 2: Boiling is evaporation that occurs theroughout a liquid.

Given the two facts above, answer the question "What can be used for separating a solute from a solvent in a solution?" with the following options: 
- simple
 - salinity
 - tube
 - energy
 - heat
 - boiling
 - sweating
 - mild


 

      boiling   