ExtRepW11 - Extraction Lab Report NAME:_ PARTNER'S NAME:_...

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Extraction Lab Report NAME:______________________________________ PARTNER'S NAME:__________________________ LAB SECTION:______________________________ DATE:______________________________________ Laboratory Techniques: Extraction Points possible Prelab Flow chart 10 A. Lab Data 20 B.Acid base reactions 4 C. Questions 13 D.Discussion 8 Total 55 % SCORE:
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B. ACID-BASE REACTIONS, 4 points Using structures , show the Balanced acid-base reactions for extractions performed in this experiment. Benzoic acid reaction with sodium hydroxide Ethyl p-aminobenzoate reaction with hydrochloric acid
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C. QUESTIONS: 13 points 1. In liquid separations compounds dissolve in the aqueous layer (water) or the organic layer (MTBE for example) depending upon their structure. Indicate the layer in which you would expect the compounds below to dissolve. 3 points a. O OH b. NH 3 Cl c. d. O O Na e. H 2 SO 4 f. 2. Acidic organic compounds are extracted as they react with bases in a proton transfer reaction. Using the pKa table in your appendix, indicate which compounds below would
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This note was uploaded on 05/15/2011 for the course CHM 241 taught by Professor Jennifermorris during the Winter '09 term at Grand Valley State.

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ExtRepW11 - Extraction Lab Report NAME:_ PARTNER'S NAME:_...

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