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multiple choice Q A mixture of N2, O2, and Ar has mole fractions of 0.25, 0.65, and...

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Chemistry

multiple choice Q

A mixture of N2, O2, and Ar has molefractions of 0.25, 0.65, and 0.10, respectively. What is thepressure of N2 if the total pressure of the mixture is3.9 bar?

0.67 bar
1.33 bar
0.98 bar
0.39 bar
2.5 bar

Answer & Explanation Solved by verified expert
3.8 Ratings (325 Votes)

PARTIAL PRESSURE OF NITROGEN = TOTAL PRESSURE * MOLE FRACTION OF N2

                                                                         = 3.9*0.25

                                                                        = 0.98 BAR
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