In the continuous distillation column, the molar fractions of LLC are: distillate 90%, feed 30%, the remainder 3%. Phlegm number R = 4.5. Determine the composition of the steam coming to the plate, on which the molar fraction of LLC in the liquid is: a) 75%, b) 15%.

The solution is made in the Word editor with a set of formulas. The task is performed as part of the control work on BUTTERMILK. After payment, we guarantee to receive a file with this task. It is possible to perform according to your tasks.