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Tier T Spreadsheet <br /> Table H-4.Volatilization Factors,Leaching Factor, <br /> and Effective Diffusion Coefficients <br /> (Page 3 of 3) <br /> D:" Effective diffusion coefficient to soil based on vapor-phase concentration <br /> [cm2/s] <br /> e333 1 e333 <br /> DeJf A Datr as +Dwarer _ ws <br /> s 01 H 072, <br /> D:}.k Effective diffusion coefficient through foundation cracks <br /> [cm2/s] <br /> a3 33 1 )0333 <br /> De! = Darr ?;c E +Dwawr _ WCr k <br /> � � B2 H 9z <br /> r T <br /> D P Effective diffusion coefficient through capillary fringe <br /> • [cm2/s] <br /> Q333 1 8333 <br /> De P _ DP <br /> a.r V +D— H e <br /> D: Effective diffusion coefficient between groundwater and soil surface <br /> (depth-weighted average) <br /> cm2/s <br /> Dej R (h,,p +by) <br /> WS <br /> h.P + by <br /> D p D`ff <br /> • <br /> H-21 <br />