Solvent used in extractive distillation

1.	Solvent used in extractive distillation
A.	changes the relative volatility of the original components.
B.	should be of high volatility.
C.	should form azeotropes with the original components.
D.	all (a), (b) and (c)
Answer» B. should be of high volatility.

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Solvent used in extractive distillation

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