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Quiz

CHEM XL-14A Quiz 6Exam


Department
Chemistry and Biochemistry
Course Code
CHEM 14A
Professor
All
Study Guide
Quiz

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Time flies like an arrow, but fruit flies like a banana.
NAME:_____________________________
TA: Robert
Section: 1E
Quiz #6
1. Please provide the major product for each. (4pts)
2. Why do we reflux the reaction pot? What rate principle is in effect here? (4pts)
3. Since this reaction is an equilibrium reaction with a relative small equilibrium
constant, how can we take advantage of Le Châtelier’s Pinciple to increase the
yield? (4pts)
4. What are the following substances used for in the experiment today: (4pts)
a. Sodium Bicarbonate:
b. Sodium Sulfate:
5. A student observes a refractive index of nD=1.4040 for his compound at 24.5oC.
Calculate the refractive index at 20oC. (2pts)
nDX = nDT + (T-X)*0.00045
6. Why are we performing a vacuum distillation instead of a normal distillation?
(2pts)
conc. H2SO4
HO
OH
O
O
CO2Me
CO2Me
+
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