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a) What mass of carbon dioxide is present in 1.00 m3 of dry air at a temperature of 17 ∘C and a pressure of 697 torr ? b) Calculate the mass percentage of oxygen in dry air.

a) What mass of carbon dioxide is present in 1.00 m3 of dry air at a temperature of 17 ∘C and a pressure of 697 torr ? b) Calculate the mass percentage of oxygen in dry air.

Chemistry
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
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a) What mass of carbon dioxide is present in 1.00 m3 of dry air at a temperature of 17 ∘C and a pressure of 697 torr ?

b) Calculate the mass percentage of oxygen in dry air.

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. Molar mass Component Mole fraction (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 Krypton 0.00000114 83.80 Hydrogen 0.0000005 2.0159 Nitrous oxide 0.0000005 44.0128
Transcribed Image Text: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. Molar mass Component Mole fraction (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 Krypton 0.00000114 83.80 Hydrogen 0.0000005 2.0159 Nitrous oxide 0.0000005 44.0128
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