Why we use ethanol to rinse the crystal instead of distilled waterBetter yield of crystal can be obtained if the alum solution is placed into refrigerator for a few days. Explain why.Solubility of alum, KAl(SO4)2•12 H2O in an aqueous solution at 0 degree Cecius is 114 g/L. In this experiment, calculate the weight of alum remain in the solution after crystallization completed. (Volume = 40 mL)

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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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Why we use ethanol to rinse the crystal instead of distilled water
Better yield of crystal can be obtained if the alum solution is placed into refrigerator for a few days. Explain why.
Solubility of alum, KAl(SO4)2•12 H2O in an aqueous solution at 0 degree Cecius is 114 g/L. In this experiment, calculate the weight of alum remain in the solution after crystallization completed. (Volume = 40 mL)

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