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2. Once the layers were created, it needed to be separated or else what could have occurred?
t-pentyl chloride experiment
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- What should you do if there is some question about which layer is the organic one during an extraction procedure?Based on the readings and lecture on emulsions, and the procedures for this lab answer the following question. What is the dispersed phase in the simple vinaigrette? Air Oil Water EggWhat are some reasons why the melting point might be lower than the literature value? (Hint: Assume all solvent was removed from the recovered compounds)
- 5. 1. What is the purpose of testing distilled water and laboratory ethanol in the testing of ethanol? 2. During the experiment, you recorded the vapor temperature of the samples. Does the literature B.P. of ethanol correspond to the recorded temperatures? Why or why not? 3. Based on the iodoform test, did your distillate portion contain ethanol and/or water? Explain?What is the principle involved on how a simple distillation can isolate the eugenol from cloves?What are emulsions? Why do they form during extractions? How is their formation minimized?
- 3. Describe how to maintain a supply of clean droppers available for use in the experiment. 4. How many spotting capillaries do you prepare for use in Part A?Why must the stopper be removed from the separatory funnel before the lower layer is removed? Please print or write in text, I can't understand crusiveWhy do we add sodium hydroxide to the extracted organic solvent in caffeine extraction procedure? A. to get rid of basic impurities B. to get rid of acidic impurities. C. to get rid of polar impurites. D. to get rid of phenolic impurities.
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