What is the percent purity of the obtained crystal after one recrystallization?

Introduction to Chemical Engineering Thermodynamics
8th Edition
ISBN:9781259696527
Author:J.M. Smith Termodinamica en ingenieria quimica, Hendrick C Van Ness, Michael Abbott, Mark Swihart
Publisher:J.M. Smith Termodinamica en ingenieria quimica, Hendrick C Van Ness, Michael Abbott, Mark Swihart
Chapter1: Introduction
Section: Chapter Questions
Problem 1.1P
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A mixture of 5.0gA, 5.0 g B, and 5.0 g C were separated by recrystallization using ethyl acetate as the recrystal
solvent. Shown below are the solubilities (in g/100 mL solvent) of A, B, and C in ethyl acetate.
A
B
C
cold
hot
cold
hot
cold
Hot
1.7
2.5
2.2
3.6
1.6
5.3
What is the percent purity of the obtained crystal after one recrystallization?
Answer: 42.86
Transcribed Image Text:A mixture of 5.0gA, 5.0 g B, and 5.0 g C were separated by recrystallization using ethyl acetate as the recrystal solvent. Shown below are the solubilities (in g/100 mL solvent) of A, B, and C in ethyl acetate. A B C cold hot cold hot cold Hot 1.7 2.5 2.2 3.6 1.6 5.3 What is the percent purity of the obtained crystal after one recrystallization? Answer: 42.86
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