Pick out the correct statement.
A. Ponchan-Savarit method is more accurate than McCabe-Thiele method to determine the number of theoretical stages required for the separation of non-ideal binary system by distillation
B. A sharp decrease in pressure drop is an indication of flooding in a distillation coloumn
C. Solvent used in extractive distillation should be of high volatility
D. Flash distillation is suitable for separating components which have very close boiling temperature
Answer: Option A
This Question Belongs to Chemical Engineering >> Mass Transfer
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