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The average molecular wt of a mixture of gas containing nitrogen and carbon dioxide is 36. The mixture contain 280 gm of nitrogen, therefore, the amount of CO2 present in the mixture is - (a) 440 gm (c) 0.1mole (b) 44 gm (d) 880 gm Average formula weight of a mixture of 5.85 gram NaCl and 14.90 gram KCl is - (а) 66.5 (c) 58.5 (b) 74.5 (d) 69.17 If average molecular wt. of air is 29, then assuming N2 and O2 gases are there which options are correct regarding composition of air: (i) 75 % by mass of N2 (ii) 75% by moles N2 (iii) 72.41% by mass of N2 (a) only (i) is correct (c) (ii) & (iii) are correct (d) (i) & (ii) are correct (b) only (ii) is correct

The average molecular wt of a mixture of gas containing nitrogen and carbon dioxide is 36. The mixture contain 280 gm of nitrogen, therefore, the amount of CO2 present in the mixture is - (a) 440 gm (c) 0.1mole (b) 44 gm (d) 880 gm Average formula weight of a mixture of 5.85 gram NaCl and 14.90 gram KCl is - (а) 66.5 (c) 58.5 (b) 74.5 (d) 69.17 If average molecular wt. of air is 29, then assuming N2 and O2 gases are there which options are correct regarding composition of air: (i) 75 % by mass of N2 (ii) 75% by moles N2 (iii) 72.41% by mass of N2 (a) only (i) is correct (c) (ii) & (iii) are correct (d) (i) & (ii) are correct (b) only (ii) is correct

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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46 47 48
SOME BASIC CONCEPTS OF CHEM (a) 5 (c) 7 (b) 3 (d10 The vapour density of a mixture containing NO2 and N204 is 27.6. The mole fraction of N2O4 in the mixture is: (a) 0.1 (c) 0.5 45 (b 0.2 (d) 0.8 46. The average molecular wt of a mixture of gas containing nitrogen and carbon dioxide is 36. The mixture contain 280 gm of nitrogen, therefore, the amount of CO2 present in the mixture is - (a) 440 gm (c) 0.1mole (b) 44 gm (d) 880 gm Average formula weight of a mixture of 5.85 g and 14.90 gram KCl is - (a) 66.5 (c) 58.5 47. ram NaCl (b) 74.5 (d) 69.17 If average molecular wt. of air is 29, then assuming N2 and O2 gases are there which options are correct regarding composition of air: (i) 75 % by mass of N2 (ii) 75% by moles N2 (iii) 72.41% by mass of N2 (a) only (i) is correct (c) (ii) & (iii) are correct (d) (i) & (ii) are correct 48, (b) only (ii) is correct GRAVIMETRIC ANALYSIS 49 Sulnhur trioYido
Transcribed Image Text:SOME BASIC CONCEPTS OF CHEM (a) 5 (c) 7 (b) 3 (d10 The vapour density of a mixture containing NO2 and N204 is 27.6. The mole fraction of N2O4 in the mixture is: (a) 0.1 (c) 0.5 45 (b 0.2 (d) 0.8 46. The average molecular wt of a mixture of gas containing nitrogen and carbon dioxide is 36. The mixture contain 280 gm of nitrogen, therefore, the amount of CO2 present in the mixture is - (a) 440 gm (c) 0.1mole (b) 44 gm (d) 880 gm Average formula weight of a mixture of 5.85 g and 14.90 gram KCl is - (a) 66.5 (c) 58.5 47. ram NaCl (b) 74.5 (d) 69.17 If average molecular wt. of air is 29, then assuming N2 and O2 gases are there which options are correct regarding composition of air: (i) 75 % by mass of N2 (ii) 75% by moles N2 (iii) 72.41% by mass of N2 (a) only (i) is correct (c) (ii) & (iii) are correct (d) (i) & (ii) are correct 48, (b) only (ii) is correct GRAVIMETRIC ANALYSIS 49 Sulnhur trioYido
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