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Title: Acid Base Extraction

Essay Details

Subject: Science
Author: John M
Date: August 25, 2014
Level: University
Grade: A
Length: 6 / 1578
No of views: 0
Essay rating: good 0, average 0, bad 0 (total score: 0)

Essay text:

The procedure for this laboratory assignment are on the following pages. 3) Separation of Carboxylic Acid, a Phenol and a Neutral Substance The purpose of this acid/base extraction is to separate a mixture of equal parts of benzoic acid(strong acid) and 2-naphthanol(weak base) and 1,4- dimethoxybenzene(neutral) by extracting from tert-butylmethyl ether(very volatile)...

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Once the separation took place, and crystallization was carried out, it became possible to determine what components were in the unknown mixture, by means of a melting point determination. Results Procedure Observations Inference Dissolve 3.05g Phenol Mixture was a golden-Neutral acid in 30ml brown/yellow color t-butyl methyl ether in Erlenmeyer flask and transfer mixture to 125ml separatory funnel using little ether to complete the transfer Add 10 ml of water Organic layer=mixture aqueous layer=water(clear) Add 10 ml saturated aqueous Sodium bicarbonate NaHCO3 dissolves in solution sodium bicarbonate water...

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