mole fraction

A mixture of Xe, Kr, and Ar has a total pressure of 6.70 atm. What is the mole fraction of if the partial pressures of Xe and Ar are 1.60 atm and 2.80 atm, respectively.

A) 0.174
B) 0.256
C) 0.343
D) 0.481
E) 0.570

1 answer

Selena Tate Staff June 12, 2015

A mixture of Xe, Kr, and Ar has a total pressure of 6.70 atm. What is the mole fraction of if the partial pressures of Xe and Ar are 1.60 atm and 2.80 atm, respectively.
Solution:
0.343

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