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Home Q & A Board Science-Related Homework Help Chemistry (Moderator: Laser_3)
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Whelan Whelan
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8 years ago
The partial pressures of CH4, N2, and O2 in a sample of gas were found to be 143 mmHg, 469 mmHg, and 251 mmHg, respectively. Calculate the mole fraction of oxygen.
A) 0.410
B) 0.291
C) 2.44
D) 22.4
Textbook 
Introductory Chemistry Essentials

Introductory Chemistry Essentials


Edition: 5th
Author:
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hbutler2hbutler2
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Whelan Author
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8 years ago
Thanks for your help!!
Alina01978
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Yesterday
Smart ... Thanks!
bioc
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2 hours ago
This site is awesome
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