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What is an azeotrope? Can azeotropes be separated using simple distillation? Why or why not?
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- Can azeotropes be separated using simple distillation? Why or why not?Give an example of an azeotrope and give one method/technique that people have used to separate an azeotropic mixture. a) Are cyclohexane and toluene an azeotropic mixture? Why or why not?Why is eugenol steam-distilled rather than purified by simple distillation?
- What is the principle involved on how a simple distillation can isolate the eugenol from cloves?An organic chemistry laboratory Extraction; the extraction of crude naphtalene- benzoic acid mixture. Naphthalene is a suspect carcinogen and is toxic to aquatic life. Find an alternative pair of molecules that adhere better to the principles of green chemistry and can be separated by extraction using green' solvents. (kindly answer fully)Propose a method to separate a mixture containing phenol, benzoic acid, naphthalene, and p-nitroaniline. Phenol is soluble in sodium hydroxide solution but insoluble in neutral water or sodium bicarbonate solution. Benzoic acid is soluble in either sodium hydroxide or sodium bicarbonate solutions. Write out the structures of the molecules in your scheme.
- a. Give at least three characteristics of dichloromethane that makes it a good extracting solvent for the alkaloid.b. Why is it necessary to remove a stopper from a separatory funnel when the liquid is being drained from it through a stopcock?c. What are emulsions? Why do they form during extractions? How is the formation of an emulsion minimized? How are emulsions removed?Chemistry 1. Answer the following question with respect to Fatty Acid Methyl Esters (FAMEs) by Gas Chromatography for Determination of Fatty Acid Profiles in Foods. a) With the BF3 method for FAME preparation, glycerides and phospholipids are saponified by ________, and and fatty acids are esterified by _________. b) What are the functions of hexane and saturated NaCl? c) Summarize the safety concerns of BF3 and what we can do to minimize the hazard to yourself during the experimentexperiment.Why is sodium benzoate soluble in cold water but benzoic acid is insoluble in cold water despite both having an aromatic ring in its structure which is non-polar in nature?