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} <br /> Mr Roland Brooks t`' <br /> February 14, 1995 <br /> Page 2 <br /> Mass emission rate (lbs/day) is calculated as follows <br /> lbs _ gram * p mole * moles * 103mg <br /> day mole mole 105umoles gm <br /> * 1 195 mole * 2 2046 * 10`lb * 60min * ft 3 * 24hr <br /> CF@60°F mg hr min day <br /> or ' <br /> lbs _ p mole ft 3 <br /> * * 383 x 10.4 <br /> day mole —mi n <br /> where gram/mole = molecular weight (assumed to be 100 or C7) <br /> p mole . <br /> mole <br /> PPmdv <br /> ft 3 = 100 <br /> min <br /> Concentrations of hydrocarbons in the extracted soil vent gas and catalytic oxidizer outlet <br /> were determined by collecting a tedlar gas bag sample and analyzing the sample (see attached <br /> results) <br /> 2065SCORRPSPJAN95 RPT <br />