In this experiment, 0.070 g of caffeine is dissolved in 4.0 ml of water. The caffeine is
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In this experiment, 0.070 g of caffeine is dissolved in 4.0 ml of water. The caffeine is then extracted from the aqueous solution three times, each time using 2.0 ml fresh methylene chloride. Calculate the total amount of caffeine that can be extracted into the three portions of methylene chloride (caffeine has a distribution coefficient of 4.6 between methylene chloride and water).
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