Example 10.10: A 12.5-L scuba diving tank contains a helium-oxygen (heliox) mixture of 24.2 g of He and 4.32 g of O₂ at 298 K. Calculate the mole fraction and partial pressure of each component in the mixture and the total pressure of the mixture. Stops:
Example 10.10: A 12.5-L scuba diving tank contains a helium-oxygen (heliox) mixture of 24.2 g of He and 4.32 g of O₂ at 298 K. Calculate the mole fraction and partial pressure of each component in the mixture and the total pressure of the mixture. Stops:
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
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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Transcribed Image Text:Example 10.10: A 12.5-L scuba diving tank contains a helium-oxygen
(heliox) mixture of 24.2 g of He and 4.32 g of O₂ at 298 K. Calculate the
mole fraction and partial pressure of each component in the mixture and
the total pressure of the mixture.
na
n total
X₂ =
Pa
=
na
=
RT
V'
Ptotal = n totalRT/V Pa XaPtotal
Steps:
1. Find moles of each
2. Find mole fraction of each
3. Find total pressure
4.
Find partial pressure of each
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