Appendix C: Thermodynamic Data
Table C.1 Standard Enthalpy and Gibbs Energy of Formation from the Elements at 25 °C (298.15 K).
Chemical species | Formula | State | ΔG [kJ·mol−1] | ΔH [kJ·mol−1] |
Acetic acid | CH3COOH | Liquid | −389.9 | −484.3 |
Acetic acid | CH3COOH | Aqueous | −396.5 | −486.1 |
Aluminum oxide | Al2O3 | Solid, α | −1582.3 | −1675.7 |
Ammonia | NH3 | Aqueous | −26.6 | −80.3 |
Ammonia | NH3 | Gas | −16.4 | −45.9 |
Bromine | Br2 | Gas | 3.1 | 30.9 |
Carbon dioxide | CO2 | Gas | −394.359 | −393.509 |
Carbon monoxide | CO | Gas | −137.2 | −110.5 |
Cobalt(II) oxide | CoO | Solid | −214.2 | −237.9 |
Formaldehyde | CH2O | Gas | −102.5 | −108.6 |
Formic acid | CH2O2 | Liquid | −361.4 | −425.0 |
Hydrogen bromide | HBr | Gas | −53.4 | −36.3 |
Hydrogen chloride | HCl | Gas | −95.3 | −92.3 |
Hydrogen peroxide | H2O2 | Liquid | −120.4 | −187.8 |
Hydrogen peroxide | H2O2 | Gas | −105.6 | −136.3 |
Lead(II) oxide | PbO | Solid | −187.9 | −217.3 |
Lead(IV) oxide | PbO2 | Solid | −217.3 | −277.4 |
Lead(II, IV) oxide | Pb3O4 | Solid | −601.7 | −718.8 |
Lead sulfate | PbSO4 | Solid | −813.302 | −919.936 |
Lithia | Li2O | Solid | −561.2 | −597.9 |
Lithium hydroxide | LiOH | Aqueous | −451.1 | −506.9 |
Lithium iodide | LiI | Solid | −270.3 | −270.4 |
Lithium peroxide | Li2O2 | Solid | −571.1 | −632.6 |
Mercury(II) chloride | HgCl2 | Solid | −178.6 | −224.3 |
Mercury(I) chloride | Hg2Cl2 | Solid | −210.8 | −265.2 |
Methanol | CH3OH | Liquid | −166.6 | −239.2 |
Methane | CH4 | Gas | −50.5 | −74.6 |
Propane | C3H8 | Gas | −24.3 | −104.7 |
Silver oxide | Ag2O | Solid | −11.21 | −31.1 |
Silver sulfate | Ag2SO4 | Solid | −618.4 | −715.9 |
Sodium chloride | NaCl | Solid | −384.1 | −411.2 |
Sodium chloride | NaCl | Aqueous | −393.1 | −407.3 |
Sodium hydroxide | NaOH | Aqueous ... |
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