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?

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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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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