Q 4 Please D4. Besides caffeine, what else is extracted into the tea? Why can you use the basic salt, Na₂CO3,sodium carbonate, to remove this material?5. What criterion is used for the purity of a sample of caffeine?

Answered: 4. Besides caffeine, what else is…

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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Q 4 Please

D
4. Besides caffeine, what else is extracted into the tea? Why can you use the basic salt, Na₂CO3,
sodium carbonate, to remove this material?
5. What criterion is used for the purity of a sample of caffeine?

Expert Solution

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Tea is made up of a complex mixture of chemical compounds, including polyphenols, amino acids, and caffeine. One group of polyphenols that is particularly abundant in tea is tannins. Tannins are responsible for the astringent taste of tea and can contribute to its brown color

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