uestions 1. Why was sodium chloride added to the tea solution before extracting with ethyl acetate? 2. Could you have used ethanol instead of ethyl acetate to extract the caffeine? Why or why not? 3. What is the purpose of adding calcium carbonate to the flask in the brewing step?

Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN:9780134580999
Author:Elaine N. Marieb, Katja N. Hoehn
Publisher:Elaine N. Marieb, Katja N. Hoehn
Chapter1: The Human Body: An Orientation
Section: Chapter Questions
Problem 1RQ: The correct sequence of levels forming the structural hierarchy is A. (a) organ, organ system,...
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1. Why was sodium chloride added to the tea solution before extracting with ethyl acetate?
2. Could you have used ethanol instead of ethyl acetate to extract the caffeine? Why or why not?
3. What is the purpose of adding calcium carbonate to the flask in the brewing step?
Transcribed Image Text:uestions 1. Why was sodium chloride added to the tea solution before extracting with ethyl acetate? 2. Could you have used ethanol instead of ethyl acetate to extract the caffeine? Why or why not? 3. What is the purpose of adding calcium carbonate to the flask in the brewing step?
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