Question

In fractional distillation of petroleum, where do the vapours with highest boiling point condense?
A) In the upper-most portion B) In the lower-most portion C) In the middle portion D) Cannot be said

Answer 1

B) In the Lower-most portion .

I hope it will help you .

Answer 2

Hello Friend..

The answer of u r question is..

Option.B

Thank you..