During separation of t-butyl chloride from the reaction mixture, what is the purpose of washing with the following? . a. With cold water b. With sodium bicarbonate solution
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During separation of t-butyl chloride from the reaction mixture, what is the purpose of washing with the following? .
a. With cold water
b. With sodium bicarbonate solution
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- During separation of t-butyl chloride from the reaction mixture, what is the purpose of washing with the following? . c. With waterSeparating t-butyl chloride from the reaction mixture. What is the purpose of washing with the following? . a. With cold water b. With sodium bicarbonate solutionWhy was the reaction solution washed with ether after the KOH reflux, ie. what compound(s) dissolves in the ether?
- During the reaction of 1-bromobutane with sodium ethoxide, a white precipitate form. This precipitate disappears during the initial quench (addn of water) of the work-up procedure. What is it? Where did it go?Calculate the molecular weight from the titration data. What does that suggest about how many nitro groups were added?Purification of benzoic acid 1. What is the purpose of washing the crystal in the filter paper with water? 2. How recrystallization affects the theoretical yield of sample? Explain.
- 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?In addition to the normal dangers in using concentrated hydrochloric acid, what additional dangers are presented in mixing it with ice and what precautions should be taken? What gas is evolved when hydrochloric acid is added to the borohydride reduction with benzophenone?Why is necessary to perform more than one extraction to obtain all the compound from the aqueous to the organic phase?
- why is it necessary to cool the acidic exact of aniline in ice before adding solid sodium hydroxide?In the Iodination of Acetone, Why were the reagents equilibrated in water bath before mixing?Aqueous sodium bicarbonate was used to wash the crude t-pentyl chloride.a. What was the purpose of this wash? Give equations.b. Why would it be undesirable to wash the crude halide with aqueous sodium hydroxide?