Consider the phase diagram of substance J below: 4500 J(s) 760 82 53 Pressure (torr) J(1) 0.1 12 93 Temperature (°C) J(g) 200

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Chapter11: States Of Matter; Liquids And Solids
Section: Chapter Questions
Problem 11.135QP
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Question
Consider the phase diagram of substance J below:
4500
J(s)
760
82
53
0.1 12
93
200
Temperature (°C)
A. Which statement is FALSE about substance J?
Above 200 °C, no amount of pressure can convert gaseous J into a liquid.
Substance J is a liquid at STP.
Sublimation of solid J can happen at 0.050 atm.
By changing the pressure, it is possible to form solid, liquid, and gaseous J at room
temperature.
B. Which is the most likely heat of vaporization of substance J?
36.8 kJ/mol
50.1 kJ/mol
23.9 kJ/mol
44.1 kJ/mol
Pressure (torr)
J(1)
J (g)
Transcribed Image Text:Consider the phase diagram of substance J below: 4500 J(s) 760 82 53 0.1 12 93 200 Temperature (°C) A. Which statement is FALSE about substance J? Above 200 °C, no amount of pressure can convert gaseous J into a liquid. Substance J is a liquid at STP. Sublimation of solid J can happen at 0.050 atm. By changing the pressure, it is possible to form solid, liquid, and gaseous J at room temperature. B. Which is the most likely heat of vaporization of substance J? 36.8 kJ/mol 50.1 kJ/mol 23.9 kJ/mol 44.1 kJ/mol Pressure (torr) J(1) J (g)
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