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Table 1.1 <br /> Characteristics of Chlorinated Aliphatic Hydrocarbons and Dechlorination End Products <br /> Compound Molecular Molecular Density Henry's Law Solubility Vapor Octanol/Water Octanol/Carbon <br /> Formula Weight (g/mi.(d Constant (mg/L ea Pressure Partition Partition <br /> (g/mol)'/ approx.20 to (atm-m3/mol)` approx.20 to (mm Hg(a) Coefficient Coefficient <br /> 25"C)61 25°qd/ 20"C)" (log Kowf (log Koc)g� <br /> Chloroethenes <br /> Tetrachloroethene(PCE) C204 165.8(l) 1.62(l) 0.0132(2) 150(3) 14.0(3) 2.53(4) 2.42(5) <br /> Trichloroethene(TCE) C2HCl3 131.4(l) 1.46(l) 0.0072(2) 1,100(3) 60.0(3) 2.42(4) 2.03(5) <br /> cis-1,2-Dichloroethene G2H202 96.94(l) 1.28(l) 0.0030(2) 3.500(3) 200(6) 0.70 1.65(7) <br /> (cis-1,2-DCE) <br /> trans-l.2-Dichloroethene C2H2C12 96.94(l) 1.26(l) 0.0073(2) 6,300(4) 340(6) 2.06(7) 1.77(5) <br /> (trans-1,2-DCE) <br /> 1,1-Dichloroethene (1.1- C2H202 96.94(l) 1.22(l) 0.021 (2) 2,250(5) 500(3) 2.13(4) 1.81 (5) <br /> DCE) <br /> Vinyl Chloride(VC) C2H3CI 62.51(l) Gas 0.218(2) 1,100(3) 2,660(3) 0.60(4) 1,23(5) <br /> Ethene CA 28.05(l) Gas 8.60(7) 131 (7) 30,800(7) 1.13(8) 2.48(7) <br /> Acetylene C2H2 26.04(10) Gas 0.0217(10) 1,200(10) 40,400(10) 0.37(10) NA <br /> Chloroethanes <br /> 1,1.1,2-Tetrachloroethane CACI4 167,85(l) 1.553(10) 0.0025(10) 1,070(10) 12(10) 2.93(10) NA <br /> (1,1,1.2-TCA) <br /> 1,1,2,2-Tetrachloroethane C21-1204 167.85(l) 1.595(l) 0.00038(4) 2,962(6) 5.0(3) 2.56(4) 2,07(4) <br /> (1,1,2,2-TCA) <br /> 1,1,1-Trichloroethane C2H3CI3 133.4(1) 1.34(l) 0.0133(2) 4,400(3) 100(3) 2.47(4) 2.02(5) <br /> (1,1,1-TCA) <br /> 1,1,2-Trichloroethane C2H3CI3 133.4(l) 1.44(l) 0.0012(7) 4.500(3) 19(3) 2.18(4) 1.75(5) <br /> (1,1,2-TCA) <br /> 1,1-Dichloroethane C211402 98.96(l) 1.18(l) 0.0043(2) 5,500(3) 180(3) 1.78(4) 1.48(5) <br /> (1,1-DCA) <br /> 1,2-Dichloroethane CACI2 98.96(l) 1.24(l) 0.00098(6) 8.690(3) 61 (3) 1.48(4) 1.28(5) <br /> (1,2-DCA) <br /> Chloroethane(CA) C2HSCI 64.51 (l) Gas 0.0094(2) 5,740(3) 1,010(3) 1.43(4) 1.42(7) <br /> Ethane CAI 30.07(1) Gas 19.2 (7) 60.4(3) 29,300(3)4 1.81 (8) 2.66(7) <br /> (continued) <br /> 1-8 <br />