Air is a mixture of several gases. The 10 most abundant of these gases are listed here along with their mole fractions and molar masses. Component Mole fraction Molar mass (g/mol) Nitrogen 0.78084 28.013 Oxygen 0.20948 31.998 Argon 0.00934 39.948 Carbon dioxide 0.000375 44.0099 Neon 0.00001818 20.183 Helium 0.00000524 4.003 Methane 0.000002 16.043 83.80 Krypton 0.00000114 Hydrogen 0.0000005 2.0159 Nitrous oxide 0.0000005 44.0128 What mass of carbon dioxide is present in 1.00 m³ of dry air at a temperature of 19 °C and a pressure of 687 torr ? Express your answer with the appropriate units. ▸ View Available Hint(s) LO Value Submit ▾ Part B μÀ LON Calculate the mass percentage of oxygen in dry air. Express your answer with the appropriate units. ► View Available Hint(s) HÅ Units Value ERING ? Units ?
Air is a mixture of several gases. The 10 most abundant of these gases are listed here along with their mole fractions and molar masses. Component Mole fraction Molar mass (g/mol) Nitrogen 0.78084 28.013 Oxygen 0.20948 31.998 Argon 0.00934 39.948 Carbon dioxide 0.000375 44.0099 Neon 0.00001818 20.183 Helium 0.00000524 4.003 Methane 0.000002 16.043 83.80 Krypton 0.00000114 Hydrogen 0.0000005 2.0159 Nitrous oxide 0.0000005 44.0128 What mass of carbon dioxide is present in 1.00 m³ of dry air at a temperature of 19 °C and a pressure of 687 torr ? Express your answer with the appropriate units. ▸ View Available Hint(s) LO Value Submit ▾ Part B μÀ LON Calculate the mass percentage of oxygen in dry air. Express your answer with the appropriate units. ► View Available Hint(s) HÅ Units Value ERING ? Units ?
Principles of Modern Chemistry
8th Edition
ISBN:9781305079113
Author:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler
Publisher:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler
Chapter9: The Gaseous State
Section: Chapter Questions
Problem 37P
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