A 8.00L tank at 24.1°C is filled with 8.62g of boron trifluoride gas and 7.37g of sulfur tetrafluoride gas. You can assume both gases behave as ideal gases under these conditions. Calculate the mole fraction of each gas. Round each of your answers to 3 significant digits. gas mole fraction boron trifluoride   sulfur tetrafluoride

Chemistry: The Molecular Science
5th Edition
ISBN:9781285199047
Author:John W. Moore, Conrad L. Stanitski
Publisher:John W. Moore, Conrad L. Stanitski
Chapter8: Properties Of Gases
Section: Chapter Questions
Problem 67QRT
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A 8.00L tank at 24.1°C is filled with 8.62g of boron trifluoride gas and 7.37g of sulfur tetrafluoride gas. You can assume both gases behave as ideal gases under these conditions. Calculate the mole fraction of each gas. Round each of your answers to 3 significant digits.

gas mole fraction
boron trifluoride
 
sulfur tetrafluoride
 
 
 
 
Expert Solution
Step 1

The mass of boron trifluoride gas is = 8.62 g

The mass of sulfur tetrafluoride gas is = 7.37 g

We know that the molar mass of boron trifluoride gas is = 67.81 g/mol

We know that the molar mass of sulfur tetrafluoride gas is = 108.07 g/mol

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