The partial pressures of CH4,N2,and O2 in a sample of a gas mixture were found to be 183 mmHg,493 mmHg,and 551 mmHg,respectively.Calculate the mole fraction of nitrogen.
A) 0.725
B) 0.359
C) 19.7
D) 0.449
E) 0.402
Correct Answer:
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