help g) You have to wash the crystals with ice-cold solvent. Would you use ethanol as thewashing solvent? Why or why not? You have been provided an impure sample ofa known solid Z that has a pure meltingpoint of 90-92°C. Its solubility in twocommon solvents are shown below:Boiling Solubility of Solubility ofZ at BoilingTemperature PointSolvent Point Z at Room(°C)Ethanol 7829.4g/100mL 166g/100mLWater 1001.7g/100mL 150g/100mL

The question is based on the concept of recrystallization technique. It involves separating…

Answered: g) You have to wash the crystals with…

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g) You have to wash the crystals with ice- cold solvent. Would you use ethanol as the washing solvent? Why or why not?

Chemistry: The Molecular Science

5th Edition

ISBN:9781285199047

Author:John W. Moore, Conrad L. Stanitski

Publisher:John W. Moore, Conrad L. Stanitski

Chapter13: The Chemistry Of Solutes And Solutions

Section: Chapter Questions

Problem 83QRT

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Question

help

g) You have to wash the crystals with ice-
cold solvent. Would you use ethanol as the
washing solvent? Why or why not?

You have been provided an impure sample of
a known solid Z that has a pure melting
point of 90-92°C. Its solubility in two
common solvents are shown below:
Boiling Solubility of Solubility of
Z at Boiling
Temperature Point
Solvent Point Z at Room
(°C)
Ethanol 78
29.4g/100mL 166g/100mL
Water 100
1.7g/100mL 150g/100mL

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