20. Which of the following would be expected to have the lowest vapor pressure at room temperature? A) ethanol, bp = 78°C B) methanol, bp 65°C C) water, bp = 100°C D) acetone, bp = 56°C

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IIIE moiecuiai rUI ces v voIKSTneet
20. Which of the following would be expected to have the lowest vapor pressure at room
temperature?
A) ethanol, bp = 78°C
B) methanol, bp = 65°C
C) water, bp = 100°C
D) |acetone, bp = 56°C
21. Given the following liquids and their boiling points, which has the highest vapor
pressure at its normal boiling point?
A) ethanol, bp = 78°C
B) methanol, bp = 65°C
C) water, bp = 100°C
D) benzene, bp = 80°C
%3D
E) |The vapor pressure of each of the liquids at its normal boiling point would be the
same.
Transcribed Image Text:IIIE moiecuiai rUI ces v voIKSTneet 20. Which of the following would be expected to have the lowest vapor pressure at room temperature? A) ethanol, bp = 78°C B) methanol, bp = 65°C C) water, bp = 100°C D) |acetone, bp = 56°C 21. Given the following liquids and their boiling points, which has the highest vapor pressure at its normal boiling point? A) ethanol, bp = 78°C B) methanol, bp = 65°C C) water, bp = 100°C D) benzene, bp = 80°C %3D E) |The vapor pressure of each of the liquids at its normal boiling point would be the same.
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