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MASS CALCULATION: <br /> VOLUME OF EXTRACTED HYDROCARBONS (Gasoline) <br /> Art & Artists <br /> 204 East Lodi Avenue, Lodi, California <br />' 01 August 1995 to 31 October 1995 <br /> The hydrocarbon mass removed during the operating period can be calculated using the following <br /> equation: M = C•Q•t <br /> where: M = cumulative mass recovered (kg) <br />' C =vapor concentration (kg/m') <br /> Q = extraction flow rate (m'/hr) <br /> t = operational period <br /> using: C = 12,000 gg/l = 0.012 kg/m' <br />' Q =60 cfm = 1.699 m'/hr <br /> t= 1,440 hr <br /> 0.012 . 1.699 . 1,440 = 1,761 kg of gasoline <br />' 1,761 kg • 2.204 kg/lbs = 3,881 lbs of gasoline <br /> to convert lbs of gasoline to gallons of gasoline, use 0.16 gal/lbs: <br /> 3,881 gal • 0.16 gal/lbs = 621 gallons of gasoline <br /> 1 <br /> t <br /> 1 <br />