1.Flash distillation is suitable for liquids with :

Close boiling points

Large boiling point difference

Azeotropic mixture

None

2.Inside a distillation column pressure :

Decreases from top to bottom

Increases from top to bottom

Remains constant

Can't be determined

3.More reflux means :

Less condenser duty

Less reboiler duty

More reboiler duty

None

 

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