Q. Glycerol can be separated from spent-lye in soap industry by
A) Steam distillation
B) Fractional distillation
C) Distillation under reduced pressure
D) Ordinary distillation
Explanation
(c)
Glycerol can be separated from spent lye in soap industry by the distillation under reduced pressure because it decomposes near its boiling point
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.