Question 5 In a binary distillation column, if the feed contains 60 mol % vapor, the q line will have a slope of Question 6 In a binary distillation column, if the feed contains 40 mol % vapor, the q line will have a slope of Question 7 An ideal countercurrent Liquid-Liquid cascade containing six stages removes 95% of the solute from the feed. One of the stages has developed a mechanical problem and is bypassed. For the same degree of solute recovery from the feed, the solvent rate should be: Question 8 The bottom of the fractionator has a _____ temperature.