Which of the following statements concerning distillation principles is TRUE? 1)

Question

Which of the following statements concerning distillation principles is TRUE?
1)Distillation is a method for separating the components of a mixture based on boiling point differences.
2)The liquid phase of a liquid solution tends to have a higher concentration of higher boiling point components than does the vapor phase over the liquid.
3)In a simple distillation, the first fraction of distillate collected is generally a nearly pure low boiling point component.
4)A fractional distillation is one which provides only a single evaporation - condensation cycle.

Explanation / Answer

4)A fractional distillation is one which provides only a single evaporation - condensation cycle.

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