Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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Question
Need to find percent recovery of crude caffine and purified caffine

Transcribed Image Text:主
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II. Compounds Studied:
Caffeine, DCL, acetone, dichloromethane
Results and Discussion:
Data Title: Mass and Melting point
Mass
Caffeine in tea bags
550 mg
Crude caffeine
109 mg
Purified caffeine
28.4 mg
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