2. If 100 g of air consists of 77% by weight of nitrogen (N2, molecular weight = 28), and 23% by weight of oxygen (02, molecular weight 32), calculate (a) the mean molecular weight of air, (b) mole fraction of oxygen.
2. If 100 g of air consists of 77% by weight of nitrogen (N2, molecular weight = 28), and 23% by weight of oxygen (02, molecular weight 32), calculate (a) the mean molecular weight of air, (b) mole fraction of oxygen.
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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![2. If 100 g of air consists of 77% by weight of nitrogen (N2, molecular weight = 28), and 23% by
weight of oxygen (02, molecular weight = 32), calculate (a) the mean molecular weight of air,
(b) mole fraction of oxygen.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F70872d4d-4e60-47d4-a2e4-09f609f64c35%2F7f3168dd-494a-46f7-9c8f-8ae7a0800a94%2Fwu8e1y_processed.jpeg&w=3840&q=75)
Transcribed Image Text:2. If 100 g of air consists of 77% by weight of nitrogen (N2, molecular weight = 28), and 23% by
weight of oxygen (02, molecular weight = 32), calculate (a) the mean molecular weight of air,
(b) mole fraction of oxygen.
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