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Mr Seved Sadredln <br /> June 14, 1994 <br /> Page 2 <br /> Mass emiasion rate (lbs day) is calculated as follows <br /> lbs = gram } umole moles * 103mg <br /> day mole mole 10`'umoles gm <br /> x 1 195 "tole 2 2046 * 10-61b � 60min ft 3 24hr <br /> CF@60°F mg hr min day <br /> or <br /> lbs - umole * ft 3 3 83 x 10_a <br /> day mole min <br /> where gram/mole = molecular weight (assumed to be 100 or C7) <br /> pmole <br /> PPm <br /> moled, <br /> ft <br /> 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 /> 13McORRFsSP Y%RYr <br />