Suppose that the delta Hvap, delta Hsub, and densities do not change within the stated temperature range in the questions. Use the table for useful values. a. Calculate the vapor pressure of CO2 at -78.50oC. b. Calculate the vapor pressure of CO2 at 25.00oC. c. Find the melting point of CO2 when pressure is 6 atm.
Suppose that the delta Hvap, delta Hsub, and densities do not change within the stated temperature range in the questions. Use the table for useful values. a. Calculate the vapor pressure of CO2 at -78.50oC. b. Calculate the vapor pressure of CO2 at 25.00oC. c. Find the melting point of CO2 when pressure is 6 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
Related questions
Question
Suppose that the delta Hvap, delta Hsub, and densities do not change within the stated temperature range in the questions. Use the table for useful values.
a. Calculate the vapor pressure of CO2 at -78.50oC.
b. Calculate the vapor pressure of CO2 at 25.00oC.
c. Find the melting point of CO2 when pressure is 6 atm.
Transcribed Image Text:5.11 atm
Triple point pressure
Triple point temperature
-56.4°C
1.562 g/cm
1.101 g/cm
0.00198 g/cm³
Density of solid
3
Density of liquid
3
Density of vapor
AHvap
15.33 kJ/mol
ΔΗς
AHsub
25.2 kJ/mol
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