Isolation of Natural Products

  Q1: If each bag of Lipton black tea contains 55 mg of caffeine, what is the maximum amount of caffeine that you could extract? - assume that all caffeine is extracted into the initial hot water. Q2: What is the maximum caffeine extracted using our procedure if the Kd for caffeine is 7.2? Explain why the amount increases or decreases. Q3: It is often quite difficult to precisely determine the mass of pure caffeine recovered. What are 2-3 potential sources of error? Is it possible to improve the accuracy using our equipment? - yes or no and explain your thinking.