This site includes internationally agreed upon values for thermodynamic properties of key chemical substances established by the Committee on Data for Science and Technology (CODATA). The table includes the standard enthalpy of formation at 298.15 K, the entropy at 298.15 K, and the quantity H ° (298.15 K)-H °(0). (1989)

CITATION: "CODATA KEY VALUES FOR THERMODYNAMICS," International Council for Science: Committee on Data for Science and Technology. February 17, 2007.

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