3. The following graph of the fractional distillation is the mixture (mol/mol ratio) of ethanol-water. Answer the following questions based on the graph. a. What are the normal boiling points of ethanol and water? b. At 95°C, what is the composition in the vapor? What is the composition in liquid? c. For a mixture comprised of 50mol% ethanol and 50% water: i) at what temperature will the mixture begin to boil? ii) When the mixture begins to boil, what is the mole % ethanol in the vapor? iii) What is the boiling point of the liquid formed by condensation of the vapor from (ii) above? d. A mixture of ethanol and water of unknown molar ration is heated to boiling. Immediately, after boiling commences, a sample of the vapor is found to contain a 0.3 mole fraction of ethanol. What is the composition in mol % of the original binary mixture and what is its boiling point? e. What is the mole % of ethanol of Azrotropic Point? At is the boiling point at the azeotropic point? 3741 372 370 368 366- 364- 362 360 358 356 354 352 350 0 Pure Water Liquid Composition 0.1 Vapor-Liquid Equilibrium Mixture of Ethanol and Water Data taken from Dortmund Data Bank 0.2 Vapor Composition P=101.325 kPa 0.3 0.4 0.5 0.6 0.7 Mole Fraction of Ethanol [mol/mol] Azeotropic Point 0.8 0.9 Pure Ethanol

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...
icon
Related questions
Question
100%
3. The following graph of the fractional distillation is the mixture (mol/mol ratio) of ethanol-water.
Answer the following questions based on the graph.
a. What are the normal boiling points of ethanol and water?
b. At 95°C, what is the composition in the vapor? What is the composition in liquid?
c. For a mixture comprised of 50mol% ethanol and 50% water:
i) at what temperature will the mixture begin to boil?
ii) When the mixture begins to boil, what is the mole % ethanol in the vapor?
iii) What is the boiling point of the liquid formed by condensation of the vapor from (ii) above?
d. A mixture of ethanol and water of unknown molar ration is heated to boiling. Immediately, after
boiling commences, a sample of the vapor is found to contain a 0.3 mole fraction of ethanol. What
is the composition in mol % of the original binary mixture and what is its boiling point?
e. What is the mole % of ethanol of Azrotropic Point? At is the boiling point at the azeotropic point?
3741
372
370
368
366-
364-
362
360
358
356
354
352
350
0
Pure
Water
Liquid Composition
0.1
Vapor-Liquid Equilibrium
Mixture of Ethanol and Water
Data taken from Dortmund Data Bank
0.2
Vapor Composition
P=101.325 kPa
0.3
0.4
0.5 0.6 0.7
Mole Fraction of Ethanol [mol/mol]
Azeotropic
Point
0.8
0.9
Pure
Ethanol
Transcribed Image Text:3. The following graph of the fractional distillation is the mixture (mol/mol ratio) of ethanol-water. Answer the following questions based on the graph. a. What are the normal boiling points of ethanol and water? b. At 95°C, what is the composition in the vapor? What is the composition in liquid? c. For a mixture comprised of 50mol% ethanol and 50% water: i) at what temperature will the mixture begin to boil? ii) When the mixture begins to boil, what is the mole % ethanol in the vapor? iii) What is the boiling point of the liquid formed by condensation of the vapor from (ii) above? d. A mixture of ethanol and water of unknown molar ration is heated to boiling. Immediately, after boiling commences, a sample of the vapor is found to contain a 0.3 mole fraction of ethanol. What is the composition in mol % of the original binary mixture and what is its boiling point? e. What is the mole % of ethanol of Azrotropic Point? At is the boiling point at the azeotropic point? 3741 372 370 368 366- 364- 362 360 358 356 354 352 350 0 Pure Water Liquid Composition 0.1 Vapor-Liquid Equilibrium Mixture of Ethanol and Water Data taken from Dortmund Data Bank 0.2 Vapor Composition P=101.325 kPa 0.3 0.4 0.5 0.6 0.7 Mole Fraction of Ethanol [mol/mol] Azeotropic Point 0.8 0.9 Pure Ethanol
Expert Solution
trending now

Trending now

This is a popular solution!

steps

Step by step

Solved in 4 steps with 2 images

Blurred answer
Knowledge Booster
Phase Diagrams
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, chemistry and related others by exploring similar questions and additional content below.
Recommended textbooks for you
Chemistry
Chemistry
Chemistry
ISBN:
9781305957404
Author:
Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:
Cengage Learning
Chemistry
Chemistry
Chemistry
ISBN:
9781259911156
Author:
Raymond Chang Dr., Jason Overby Professor
Publisher:
McGraw-Hill Education
Principles of Instrumental Analysis
Principles of Instrumental Analysis
Chemistry
ISBN:
9781305577213
Author:
Douglas A. Skoog, F. James Holler, Stanley R. Crouch
Publisher:
Cengage Learning
Organic Chemistry
Organic Chemistry
Chemistry
ISBN:
9780078021558
Author:
Janice Gorzynski Smith Dr.
Publisher:
McGraw-Hill Education
Chemistry: Principles and Reactions
Chemistry: Principles and Reactions
Chemistry
ISBN:
9781305079373
Author:
William L. Masterton, Cecile N. Hurley
Publisher:
Cengage Learning
Elementary Principles of Chemical Processes, Bind…
Elementary Principles of Chemical Processes, Bind…
Chemistry
ISBN:
9781118431221
Author:
Richard M. Felder, Ronald W. Rousseau, Lisa G. Bullard
Publisher:
WILEY