The density of air 20 km above Earths surface is 92 g/m 3 . The pressure of
Question:
The density of air 20 km above Earth’s surface is 92 g/m3. The pressure of the atmosphere is 42 mm Hg, and the temperature is −63°C.
(a) What is the average molar mass of the atmosphere at this altitude?
(b) If the atmosphere at this altitude consists of only O2 and N2, what is the mole fraction of each gas?
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Step by Step Answer:
To solve this problem we can use the ideal gas law and other relevant equations First lets convert all the given values to appropriate units Given val...View the full answer
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Related Book For 
Chemistry And Chemical Reactivity
ISBN: 9780357001172
10th Edition
Authors: John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
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