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: McGraw-Hill Education
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Introduction and Basic Calculations in Multiphase Systems
Chemical calculations involve material and energy balance calculations which enable engineers to calculate material and energy requirements in various chemical processes. In addition to this, chemical calculations help to study the behavior and propertie…
Question

A mixture of ideal gases has the following composition by mass :
Oxygen(60%), Carbon dioxide(20%),Nitrogen(20%)
Calculate the Characteristic gas constant of the mixture in J/kg-K.

Expert Solution
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Step 1

We can calculate the Characteristic gas constant for mixture of gasses by using the following formula.

Chemical Engineering homework question answer, Step 1, Image 1
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Step 2

Let Oxygen be gas1, Carbon dioxide be gas2 and Nitrogen be gas3.

Characteristic gas constant for gases 1,2 and 3 is calculated as follows

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