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Table 1 The values of the combustion energies of the quaternary ammonium tetrachlorometallate C n C 3 Zn

From: Standard molar enthalpy of combustion and formation of quaternary ammonium tetrachlorozincate [n-CnH2n+1 N(CH3)3]2 ZnCl4

  No. m CnC3Zn/ Δ T/K Δmign/g U ign/J V NaOH/ml U NaOH/J C U m/kJ · g−1
C8C3Zn 1 0.4816 0.950 0.0033 10.71 3.88 23.20 27.478
2 0.5028 0.990 0.0031 10.06 3.78 22.60 27.432
3 0.4725 0.940 0.0041 13.30 4.08 24.40 27.703
4 0.3775 0.750 0.0028 9.09 4.00 23.92 27.658
5 0.5193 1.034 0.0025 8.11 4.40 26.31 27.741
Ave. 27.602 ± 0.139
C10C3Zn 1 0.5081 1.085 0.0041 13.30 2.85 17.04 29.762
2 0.5306 1.120 0.0039 12.66 2.89 17.28 29.422
3 0.5035 1.070 0.0038 12.33 3.39 20.33 29.631
4 0.4403 0.895 0.0030 9.74 2.30 13.75 29.804
5 0.4630 0.950 0.0030 9.74 2.90 17.34 29.640
Ave. 29.652 ± 0.149
C12C3Zn 1 0.4907 1.115 0.0047 15.25 3.03 18.12 31.666
2 0.4591 1.040 0.0049 15.90 2.93 17.54 31.563
3 0.4706 1.060 0.0044 14.28 3.25 19.44 31.385
4 0.4566 1.040 0.0032 10.38 3.20 19.14 31.744
5 0.4673 1.055 0.0040 12.98 3.55 21.23 31.455
Ave. 31.563 ± 0.147
C14C3Zn 1 0.4699 1.120 0.0025 8.11 2.45 14.65 33.238
2 0.5225 1.251 0.0037 12.01 3.65 21.83 33.372
3 0.4130 0.985 0.0039 12.66 2.46 14.71 33.241
4 0.5325 1.270 0.0047 15.25 2.45 14.65 33.251
5 0.4362 1.040 0.0042 13.63 3.75 22.43 33.214
Ave. 33.263 ± 0.062
C16C3Zn 1 0.5125 1.270 0.0046 14.93 2.50 14.97 34.549
2 0.4720 1.160 0.0042 13.63 2.44 14.57 34.262
3 0.4902 1.210 0.0027 8.76 3.04 18.18 34.417
4 0.4758 1.170 0.0043 13.95 3.01 17.99 34.274
5 0.4577 1.130 0.0044 14.28 3.94 23.56 34.396
Ave. 34.379 ± 0.118
C18C3Zn 1 0.5605 1.430 0.0030 9.74 3.04 18.18 35.580
2 0.5755 1.475 0.0058 18.82 3.03 18.12 35.729
3 0.5283 1.348 0.0062 20.12 3.42 20.45 35.557
4 0.4465 1.140 0.0034 11.03 3.65 21.83 35.583
5 0.4459 1.130 0.0038 12.33 3.65 21.83 35.315
Ave. 35.552 ± 0.149