3. Use the phase diagram shown here to answer the following questions: Normal MP Normal BP 1.0 Liquid Solid 0.5 Gas -0.37 atm Triple point -121° -112° -108° -115 Temperature (°C) -125 -120 -110 -105 a) In what phase is the substance found at room temperature and 1,0 atm pressure? b) If the pressure exerted on a sample is 0,75 atm and the temperature is – 114°C, in what phase does the substance exist? Pressure (atm)

Introduction to Chemical Engineering Thermodynamics
8th Edition
ISBN:9781259696527
Author:J.M. Smith Termodinamica en ingenieria quimica, Hendrick C Van Ness, Michael Abbott, Mark Swihart
Publisher:J.M. Smith Termodinamica en ingenieria quimica, Hendrick C Van Ness, Michael Abbott, Mark Swihart
Chapter1: Introduction
Section: Chapter Questions
Problem 1.1P
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3. Use the phase diagram shown here to answer the following questions:
Normal MP
Normal BP
1.0
Liquid
Solid
0.5
Gas
0.37 atm
Triple point
-121°
-112°
-108이
-125
- 120
-115
- 110
-105
Temperature (°C)
a) In what phase is the substance found at room temperature and 1,0 atm
pressure?
b) If the pressure exerted on a sample is 0,75 atm and the temperature is – 114°C,
in what phase does the substance exist?
c) If you measure the vapour pressure of a liquid sample and find it to be 380 mm
Hg, what is the temperature of the liquid phase?
d)
What is the vapour pressure of the solid at – 122°C?
e)
Which is the denser phase – solid or liquid? Explain briefly.
Pressure (atm)
Transcribed Image Text:3. Use the phase diagram shown here to answer the following questions: Normal MP Normal BP 1.0 Liquid Solid 0.5 Gas 0.37 atm Triple point -121° -112° -108이 -125 - 120 -115 - 110 -105 Temperature (°C) a) In what phase is the substance found at room temperature and 1,0 atm pressure? b) If the pressure exerted on a sample is 0,75 atm and the temperature is – 114°C, in what phase does the substance exist? c) If you measure the vapour pressure of a liquid sample and find it to be 380 mm Hg, what is the temperature of the liquid phase? d) What is the vapour pressure of the solid at – 122°C? e) Which is the denser phase – solid or liquid? Explain briefly. Pressure (atm)
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