Research Article
Thermophysical Properties of 1-Octyl-3-Methylimidazolium Acetate with Organic Solvents
Table 3
Experimental densities of [C8mim][OAc] with organic solvent of DMSO at atmospheric pressure (0.0967 ± 0.0020) MPa from 303.15 K to 348.15 K.
| T/K | x [C8mim][OAc] + (1−x) DMSO, ρ/kg·m−3 | x | 1.000 | 0.842 | 0.735 | 0.553 | 0.415 | 0.312 | 0.234 | 0.172 | 0.000 |
| 303.15 | 988.8 | 994.5 | 999.6 | 1010.0 | 1020.8 | 1031.1 | 1041.0 | 1050.7 | 1090.4 | 308.15 | 985.9 | 991.5 | 996.5 | 1006.7 | 1017.4 | 1027.5 | 1037.3 | 1046.7 | 1085.5 | 313.15 | 982.9 | 988.4 | 993.3 | 1003.5 | 1014.0 | 1023.9 | 1033.5 | 1042.7 | 1080.5 | 318.15 | 979.9 | 985.4 | 990.2 | 1000.2 | 1010.6 | 1020.4 | 1029.7 | 1038.8 | 1075.5 | 323.15 | 976.9 | 982.3 | 987.1 | 997.0 | 1007.2 | 1016.8 | 1025.9 | 1034.8 | 1070.5 | 328.15 | 973.9 | 979.3 | 984.0 | 993.8 | 1003.8 | 1013.2 | 1022.1 | 1030.8 | 1065.5 | 333.15 | 970.9 | 976.2 | 980.9 | 990.5 | 1000.4 | 1009.6 | 1018.3 | 1026.8 | 1060.5 | 338.15 | 967.9 | 973.1 | 977.8 | 987.3 | 997.0 | 1006.0 | 1014.5 | 1022.8 | 1055.5 | 343.15 | 964.9 | 970.1 | 974.6 | 984.0 | 993.6 | 1002.4 | 1010.7 | 1018.8 | 1050.5 | 348.15 | 961.9 | 967.1 | 971.5 | 980.8 | 990.2 | 998.8 | 1006.9 | 1014.7 | 1045.5 |
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The standard uncertainties (u) are u(x) = 2.0·10−3 and u(T) = 0.01 K. The relative standard uncertainty (ur) is ur(ρ) = 0.005.
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