Which of the following could DECREASE the amount of the recovered crystals in the purification by recrystallization experiment? Collecting the recrystallized benzoic acid by filtration using a pre-weighed filter paper. Using a long-stemmed funnel in the hot filtration step. Cooling the filtered solution rapidly. Washing the recovered crystals using hot solvent. a.

Appl Of Ms Excel In Analytical Chemistry
2nd Edition
ISBN:9781285686691
Author:Crouch
Publisher:Crouch
Chapter10: Potentiometry And Redox Titrations
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Which of the following could DECREASE the amount of the recovered crystals in the purification by recrystallization experiment?

  1. Collecting the recrystallized benzoic acid by filtration using a pre-weighed filter paper.
  2. Using a long-stemmed funnel in the hot filtration step.
  3. Cooling the filtered solution rapidly.
  4. Washing the recovered crystals using hot solvent.

a.

II, III

b.

II, IV

c.

II, III, IV

d.

I, II, III, IV

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