tablas de propiedades, Diapositivas de Termodinámica

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Table A-1 926 Tables in SI Units LES Atomic or Molecular Weights and Critical Properties of Selected Elements and Compounds Chemical M T Pe PZA Substal Formula (kg/Kkmob (0 (bar) RT Acetylene C2Hz 26.04 309 62.8 0.274 Air (equivalent) - 28.97 13 37.7 0.284 Ammonia NHa 17.03 406 12.8 0,242 Argon Ar 39.94 151 48.6 0.290 Benzene CóHo 78.11 563 49.3 0.274 Butane CaHso 58.12 425 38.0 0.274 Carbon c 12.01 - - - Carbon dioxide CO, 44.01 304 73.9 0.276 Carbon monoxide co 28.01 133 35.0 0.294 Copper Cu 63.54 - = =- Ethane CoHó 30.07 305 48.8 0.285 Ethanol C¿H;OH 46.07 516 63.8 0.249 Ethylene CaHa 28.05 283 51.2 0.270 Helium He 4.003 5.2 23 0.300 Hydrogen H) 2.016 33.2 13.0 0.304 Methane CHa 16.04 191 46.4 0.290 Methanol CH¿OH 32.04 513 79.5 0.220 Nitrogen N 28.01 126 33.9 0.291 Octane (A 114.22 569 24.9 0.258 Oxygen 0, 32.00 154 50.5 0.290 Propane C;Ha 44.09 370 42.7 0.276 Propylene CH 42.08 365 46.2 0.276 Refrigerant 12 CCLF, 120,92 385 41.2 0.278 Refrigerant 22 CHCIF, 86.48 369 49.8 0.267 Refrigerant 134a CF¿CH)F 102.03 374 40.7 0.260 Sulfur dioxide SO, 64.06 431 78.7 0.268 Water H,0 18.02 647.3 220.9 0.233 Sources: Adapted from International Critical Tables and L. C. Nelson and E. F. Obert, Generalized Compressibility Charts, Chem. Eng., 61: 203 (1954). Sources for Tables A-2 through A-18. Tables A-2 through A-6 are extracted from J. H, Keenan, F. G. Keyes, P. G. Hill, and J. G. Moore, Steam Tables, Wiley, New York, 1969. Tables A-7 through A-9 are calculated based on equations from A. Kamei and S. W. Beyerlein, “A Fundamental Equation for Chlorodifluoromethane (R-22),” Fluid Phase Equilibria, Vol. 80, No. 11, 1992, pp. 71-86. Tables A-10 through A-12 are calculated based on equations from D. P. Wilson and R. S. Basu, “Thermodynamic Properties of a New Stratospherically Safe Working Fluid — Refrigerant 134,” ASHRAE Trans., Vol. 94, Pt. 2, 1988, pp. 2095-2118. Tables A-13 through A-15 are calculated based on equations from L. Haar and J. S. Gallagher, “Thermodynamic Properties of Ammonia,” J. Phys. Chem. Reference Data, Vol. 7, 1978, pp. 635-792. Tables A-16 through A-18 are calculated based on B. A. Younglove and J. F. Ely, “Thermophysical Properties of Fluids. Il. Methane, Ethane, Propane, Isobutane and Normal Butane,” /. Phys, Chem. Ref. Data, Vol. 16, No. 4, 1987, pp. 577-598.