8. A plot of InPvap versus 1/T for a liquid is shown below: (atm) 0 -0.5 -1 -1.5 -2 -2.5 -3 -3.5 -4 In P -4.5 -5 0.003 0.0035 0.004 0.0045 0.005 1/T (Kelvin) a) Determine the liquid's enthalpy of vaporization. b) Determine the liquid's normal boiling point.

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Chapter6: Thermochemisty
Section: Chapter Questions
Problem 6.83QP: The cooling effect of alcohol on the skin is due to its evaporation. Calculate the heat of...
Question
8. A plot of InPvap versus 1/T for a liquid is shown below:
(atm)
0
-0.5
-1
-1.5
-2
-2.5
-3
-3.5
-4
In P
-4.5
-5
0.003
0.0035
0.004
0.0045
0.005
1/T (Kelvin)
a) Determine the liquid's enthalpy of vaporization.
b) Determine the liquid's normal boiling point.
Transcribed Image Text:8. A plot of InPvap versus 1/T for a liquid is shown below: (atm) 0 -0.5 -1 -1.5 -2 -2.5 -3 -3.5 -4 In P -4.5 -5 0.003 0.0035 0.004 0.0045 0.005 1/T (Kelvin) a) Determine the liquid's enthalpy of vaporization. b) Determine the liquid's normal boiling point.
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