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For one of the substances in Table 3.2, compute the change in volume and work done when one kilogram of the substance is compressed from 1 bar to 100 bar at a constant temperature of 20C.

For one of the substances in Table 3.2, compute the change in volume and work done when one kilogram of the substance is compressed from 1 bar to 100 bar at a constant temperature of 20C.

Introduction to Chemical Engineering Thermodynamics
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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3.14 DIETHYL ETHER ONLY AND USE ISOTHERMAL COMPRESSIBILITY FOR GASES. DO NOT USE PRESSURE
Table 3.2 provides the specific volume, isothermal compressibility, and volume expansivity of several liquids at 20°C and I bar25 for use in Problems 3.13 to 3.15, where ß and x may be assumed constant. Table 3.2: Volumetric Properties of Liquids at 20°C Specific Volume VIL-kg- Isothermal Volume Molecular Compressibility K/10-5 bar! Expansivity B/10-3.°C- Formula Chemical Name 9.08 CH,O2 CH;N CS2 CGH5CI C,H12 C4H100 C2H5OH Acetic Acid 0.951 1.08 Aniline 0.976 4.53 0.81 Carbon Disulfide 0.792 9.38 1.12 Chlorobenzene 0.904 7.45 0.94 Cyclohexane Diethyl Ether Ethanol 1.285 1.401 11.3 18.65 1.15 1.65 11.19 11.32 1.265 1.40 1.35 Ethyl Acetate т-Хylene 1.110 8.46 C3H10 CH;OH CI4 C;Hg CHCI3 1.157 0.99 Methanol 1.262 12.14 1.49 Tetrachloromethane 0.628 10.5 1.14 Toluene 1.154 8.96 1.05 1.21 Trichloromethane 0.672 9.96 3.13. For one of the substances in Table 3.2, compute the change in volume and work done when one kilogram of the substance is heated from 15°C to 25°C at a constant pres- sure of 1 bar. 3.14. For one of the substances in Table 3.2, compute the change in volume and work done when one kilogram of the substance is compressed from 1 bar to 100 bar at a constant temperature of 20°C.
Transcribed Image Text:Table 3.2 provides the specific volume, isothermal compressibility, and volume expansivity of several liquids at 20°C and I bar25 for use in Problems 3.13 to 3.15, where ß and x may be assumed constant. Table 3.2: Volumetric Properties of Liquids at 20°C Specific Volume VIL-kg- Isothermal Volume Molecular Compressibility K/10-5 bar! Expansivity B/10-3.°C- Formula Chemical Name 9.08 CH,O2 CH;N CS2 CGH5CI C,H12 C4H100 C2H5OH Acetic Acid 0.951 1.08 Aniline 0.976 4.53 0.81 Carbon Disulfide 0.792 9.38 1.12 Chlorobenzene 0.904 7.45 0.94 Cyclohexane Diethyl Ether Ethanol 1.285 1.401 11.3 18.65 1.15 1.65 11.19 11.32 1.265 1.40 1.35 Ethyl Acetate т-Хylene 1.110 8.46 C3H10 CH;OH CI4 C;Hg CHCI3 1.157 0.99 Methanol 1.262 12.14 1.49 Tetrachloromethane 0.628 10.5 1.14 Toluene 1.154 8.96 1.05 1.21 Trichloromethane 0.672 9.96 3.13. For one of the substances in Table 3.2, compute the change in volume and work done when one kilogram of the substance is heated from 15°C to 25°C at a constant pres- sure of 1 bar. 3.14. For one of the substances in Table 3.2, compute the change in volume and work done when one kilogram of the substance is compressed from 1 bar to 100 bar at a constant temperature of 20°C.
Isothermal Process Since the temperature is constant, the pressure P in the work integral nRT W = | PdV can be replaced by P =- using the ideal gas law. V dV The integral becomes W = nRT V Index Нeat engine concepts Isothermal Description Calculation W = nRT In Other Processes Volume Go Back НуperPhysics* ***** ThermodynamicsS R Nave Pressure
Transcribed Image Text:Isothermal Process Since the temperature is constant, the pressure P in the work integral nRT W = | PdV can be replaced by P =- using the ideal gas law. V dV The integral becomes W = nRT V Index Нeat engine concepts Isothermal Description Calculation W = nRT In Other Processes Volume Go Back НуperPhysics* ***** ThermodynamicsS R Nave Pressure
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