A mixture of .250 moles O2, .297 moles N2, and .134 moles Ar has a total pressure of 1.95 atm. What is the mole fraction of O2 and what is the partial pressure of O2?
1 Answer
Jul 20, 2017
Mole fraction =
Partial pressure =
Explanation:
For
#"Mole fraction of"# #O_2#
#= 0.250/(0.250+0.134+0.297)=0.250/0.681~~0.367#
For
#"Partial pressure of"# #O_2#
#= 0.367 xx "1.95 atm" ~~ 0.716# #"atm"#