Fenske-Underwood equation used for calculating the minimum number of theoretical plates in distillation column is valid for
A. Constant molal overflow
B. Total reflux
C. Constant relative volatility
D. All of the above
Answer: Option D
Related Questions on Mass Transfer
A. Chemical properties
B. Physical properties
C. Degree of turbulence
D. Interfacial area
A. No change in theoretical
B. Marginal decrease in the number of
C. Major decrease in the number of
D. None of these

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