Conditions for the bottoms at 229°F and 282 psia from a depro- panizer distillation unit in a refinery are given below, including the pure-component liquid densities. Assuming an ideal-liquid solution (volume of mixing = 0), compute the liquid density in Ib/ft’, lb/gal, Ib/bbl (42 gal), and kg/m². Component Flow rate, Ibmol/h Liquid density, g/cm' Propane 2.2 0.20 Isobutane 171.1 0.40 n-butane 226.6 0.43 Isopentane 28.1 0.515 n-pentane 17.5 0.525

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