Use the plots in the figure here to rank the three liquids in order of increasing enthalpy of vaporization. 760 (1201) d 900 800 700 600 500 400 300 200 100 Diethyl ether Ethanol 78.4% 100.0° Water 0 10 20 30 40 50 60 70 80 90 100 Temperature (°C) where the lines cross x = 0 In (Prap) Water- left plot: vapor pressure at the highest temperature displayed left plot: vapor pressure at the lowest temperature displayed Oright plot: relative slopes of the lines 1/T (K) -Diethyl ether Which aspects of the two sets of plots are useful for ranking the liquids in terms of enthalpy vaporization? -Ethanol
Use the plots in the figure here to rank the three liquids in order of increasing enthalpy of vaporization. 760 (1201) d 900 800 700 600 500 400 300 200 100 Diethyl ether Ethanol 78.4% 100.0° Water 0 10 20 30 40 50 60 70 80 90 100 Temperature (°C) where the lines cross x = 0 In (Prap) Water- left plot: vapor pressure at the highest temperature displayed left plot: vapor pressure at the lowest temperature displayed Oright plot: relative slopes of the lines 1/T (K) -Diethyl ether Which aspects of the two sets of plots are useful for ranking the liquids in terms of enthalpy vaporization? -Ethanol
Chemistry: Principles and Practice
3rd Edition
ISBN:9780534420123
Author:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer
Publisher:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer
Chapter12: Solutions
Section: Chapter Questions
Problem 12.87QE
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Transcribed Image Text:Use the plots in the figure here to rank the three liquids in order of increasing enthalpy of
vaporization.
760-
Pvap (torr)
900
800
700
600
500
400
300
200
100
34.6°
Diethyl ether
Ethanol
78.4° 100.0⁰
Water
0 10 20 30 40 50 60 70 80 90 100
Temperature (°C)
where the lines cross x = 0
In (Pap)
Water
1/T (K)
left plot: vapor pressure at the highest temperature displayed
left plot: vapor pressure at the lowest temperature displayed
right plot: relative slopes of the lines
Diethyl ether
Which aspects of the two sets of plots are useful for ranking the liquids in terms of enthalpy of
vaporization?
-Ethanol
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