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Definition of Heat of formation
1. Noun. The heat evolved or absorbed during the formation of one mole of a substance from its component elements.
Medical Definition of Heat of formation
1. The heat (expressed in calories or joules) absorbed or liberated during the (hypothetical) reaction in which a mole of a compound is formed from the necessary elements, in elemental form. (05 Mar 2000)
Lexicographical Neighbors of Heat Of Formation
Literary usage of Heat of formation
Below you will find example usage of this term as found in modern and/or classical literature:
1. Elements of the Comparative Anatomy of Vertebrates by Gustav Mann, Walther Löb, Henry William Frederic Lorenz, Robert Wiedersheim, William Newton Parker, Thomas Jeffery Parker, Harry Clary Jones, Sunao Tawara, Leverett White Brownell, Max Julius Louis Le Blanc, Willis Rodney Whitney, John Wesley Brown, Wi (1907)
"The heat of formation of a compound is, then, the amount of heat set free or ...
In such cases an indirect method of determining the heat of formation must ..."
2. Journal of the American Chemical Society by American Chemical Society (1914)
"The heats of formation are small compared with the heats of solution of the salts
in water and the heat of formation of the $ crystals is positive while ..."
3. Organic Chemistry for Advanced Students by Julius Berend Cohen (1918)
"Heat of Formation. It is customary for some observers to give in addition to the
heat of combustion a number termed heat of formation. ..."
4. The Chemical News and Journal of Industrial Science (1908)
"The molecular heat of formation constant corresponding to ш is :— ш' — the
algebraic sum of the following heats — (i.) due to the decomposition of a ..."
5. The Encyclopedia Americana: A Library of Universal Knowledge (1920)
"In general, any given substance may be prepared in various ways, from different
materials or constituents ; and in such cases the heat of formation will be ..."
6. A Dictionary of Applied Chemistry by Thomas Edward Thorpe (1912)
"The heat of formation of these compounds is an index to their stability, and may
be taken as a measure of the energy requisite for the isolation of the ..."
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