Answered: If you are performing a solvent…

If you are performing a solvent extraction using 1M NaHCO3 and Dichloromethane (Density = 1.325 g/mL) which layer will be the aqueous layer? Top or bottom layer?

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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Question

If you are performing a solvent extraction using 1M NaHCO₃ and Dichloromethane (Density = 1.325 g/mL) which layer will be the aqueous layer? Top or bottom layer?

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How to prepare 0.10M of sodium thiosulphate
In a test tube, dissolve 10 drops of methanol in 3 ml. of water. Oxidize a copper wire spiral by passing it through a Bunsen burner. Plunge the red-hot wire into the alcohol solution several times, cooling the solution under the tap (faucet) so as not to evaporate too much of it. Next, add 1 drop of 0.5% resorcinol solution. Measure 2 ml. of concentrated sulfuric acid (CAUTION!) and pour this carefully down the sides of the test tube containing the mixture. Note the color of the zone intermediate between the acid and the solution. RESULT: