Thread: gas help.
View Single Post
  #2  
Old October 29th, 2005, 20:30
charco charco is offline
Member
  
Join Date: Mar 2005
Posts: 69
charco is on a distinguished road
Default
mole fraction = moles / total moles =pp gas/total pressure

mole fraction methane = 0.175/(0.175 + 0.250) = 0.412

take it from there...