1. Determine the molar volume of gaseous methane at 293 K and 65 bar 2. Estimate: a) The volume occupied by 18 kg of ethylene at 50C and 30 bar. b) The mass of ethylene contained in a 0.25 m cylinder at 55C at 120 bar. 3. One kilo mole CO2 occupies a volume of 0.381 m'at 313 K. Compare pressures given by: a) Ideal gas equation b) Van der Waals equation c) The Soave/Redlich/Kwong equation 4. Estimate the density of liquid ethanol at 180 C and 200 bar