This table gives the standard state chemical thermodynamic properties of about 2400 individual substances in the crystalline, l iquid, and gaseous states. Aluminum ΔH o f (kJ/mol) ΔG o f (kJ/mol) S o (J/mol K); Al (s) 0 Source of data: CRC Handbook of Chemistry and Physics,84th Edition (2004). K). 31 Standard Thermodynamic Values Formula State of Matter Enthalpy (kJ/mol) Entropy (J mol/K) Gibbs Free Energy (kJ/mol) (NH 4) 2O (l) -430.70096 267.52496 -267.10656 (NH 4) 2SiF 6 (s hexagonal) -2681.69296 280.24432 -2365.54992 (NH 4) 2SO 4 (s) -1180.85032 220.0784 -901.90304 Ag (s) 0 … Table A–1 Molar mass, gas constant, and critical-point properties Table A–2 Ideal-gas specific heats of various common gases Table A–3 Properties of common liquids, solids, and foods Table A–4 Saturated water—Temperature table Table A–5 Saturated water—Pressure table Table A–6 Superheated water Table A–7 Compressed liquid water Table A–8 Saturated ice–water vapor Appendix A — Thermodynamic Property Tables A-2 Ammonia Data Book May 2008 When the Haar and Gallagher data (1978) was released, ASHRAE chose not to simply update the old tables. Substances are listed by molecular formula in a modified Hill order; all compounds not containing carbon appear first, followed by those that mol) CaCO3(s, calcite) -1206.9 -1128.8 92.9 CaCO3(s,aragonite) -1207.1 -1127.8 88.7 CaCO3(aq) -1219.97 -1081.39 -110.0 CaF2(s) -1219.6 -1167.3 68.87 CaF2(aq) -1208.09 -1111.15 -80.8 As a result, many engineers chose to continue to use the old data Instead, they changed the datum conditions at which enthalpy and entropy were zero. Formula State H f 0 S0 G f 0 (BOCl) 3 (g) ‐1633.43 380.74 ‐1550.17 (CN) 2 (g) ‐ cyanogen 308.95 242.25 297.19 … NIST Standard Reference Database 13 Last Update to Data Content: 1998 DOI: 10.18434/T42S31 Standard thermodynamic Quantities for Chemical Substances at 25°C. T1: Standard Thermodynamic Quantities Last updated; Save as PDF Page ID 9064; No headers.
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