Separation Of A Carboxylic Acid, A Phenol, And A Neutral Substance

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Issue:

Science

 

Written by:

James W

 

Date added:

October 20, 2011

 

Level:

University

 

Grade:

A

 

No of pages / words:

4 / 848

 

Was viewed:

9841 times

 

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Essay content:

Once this was completed the bottom layer was transferred to tube 2 using a pipette. Once in tube 2 the contents were washed with approximately 0.2 ml of ether and then the ether layer was discarded. Extraction of Phenol After the extraction of the Carboxylic acid, two tubes will be present one with the extracted Carboxylic acid and the other being Tube 1’ which is now a mixture of the Phenol, neutral substance, ether, and NaHCO3...
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Before moving on with the extraction the tube is washed with approximately 0.2 ml NaHCO3 to make sure all the Carboxylic acid has been extracted. To tube 1 (1 ml) 3M NaOH is added to separate the Phenol from the neutral substance. The bottom layer is then pipetted to a new tube (tube 3). 0.15 ml of H2O is added to tube 1’’ and the lower layer is added to tube 3...
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