1 PGE 312 - FALL 2010 Physical and Chemical Behavior of Petroleum Fluids I Final Examination, 3 Hours Closed Book & Notes It will be in your best interest to attempt all the questions. Please budget your time accordingly. Problem 1 (20 points) A binary gas mixture containing methane and ethane has a specific gravity of 0.75 relative to air. Calculate the composition of the gas in mole fractions. Atomic weight of carbon = 12. Atomic weight of hydrogen = 1.
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