18. Mixture of noble gases (helium, argon, krypton, and xenon) is at a total pressure of 150 kPa and a temperature of 500 K. If the mixture has 1:2:3:4 ratio respectively of each of the gases, determine: (a) The composition of the mixture in terms of mass fractions. (b) The average molecular weight of the mixture. (c) The total molar concentration. Molecular weights ( He =4 g/mol, Ar = 39.95 /mol, Krypton= 83.8 g/mol , xenon =131.3 g/mol ,R =8.314 m'Pa mol K'.
18. Mixture of noble gases (helium, argon, krypton, and xenon) is at a total pressure of 150 kPa and a temperature of 500 K. If the mixture has 1:2:3:4 ratio respectively of each of the gases, determine: (a) The composition of the mixture in terms of mass fractions. (b) The average molecular weight of the mixture. (c) The total molar concentration. Molecular weights ( He =4 g/mol, Ar = 39.95 /mol, Krypton= 83.8 g/mol , xenon =131.3 g/mol ,R =8.314 m'Pa mol K'.
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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Transcribed Image Text:18. Mixture of noble gases (helium, argon, krypton, and
xenon) is at a total
pressure of 150 kPa and a temperature of 500 K. If the
mixture has 1:2:3:4 ratio respectively of each of the gases,
determine:
(a) The composition of the mixture in terms of mass
fractions.
(b) The average molecular weight of the mixture.
(c) The total molar concentration.
Molecular weights ( He =4 g/mol, Ar = 39.95 /mol,
Krypton= 83.8 g/mol , xenon =131.3 g/mol ,R =8.314
m'Pa mol- K.
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