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heat of formation

British  

noun

  1. chem the heat evolved or absorbed when one mole of a compound is formed from its constituent atoms

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

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The marked activity of chloramine as a chlorinating agent could be predicated from its heat of formation, which is 8,230 calories.

From Chlorination of Water by Race, Joseph

Its heat of formation from its elements is +156.1 calories.

From Nitro-Explosives: A Practical Treatise by Sanford, P. Gerald (Percy Gerald)

According to Berthelot, its heat of formation from its elements equals 49.1 calories, and its heat of total combustion by free oxygen is equal to +618.4 cals.

From Nitro-Explosives: A Practical Treatise by Sanford, P. Gerald (Percy Gerald)

M. Berthelot gives the heat of formation of nitro-starch as 812 cals. for 1 grm., and the heat of total combustion as equal to 706.5 cals. for 207 grms., or for 1 grm.

From Nitro-Explosives: A Practical Treatise by Sanford, P. Gerald (Percy Gerald)

By causing compressed acetylene to dissociate under the influence of an electric spark, Mixter measured its heat of formation as -53.3 calories.

From Acetylene, the Principles of Its Generation and Use A Practical Handbook on the Production, Purification, and Subsequent Treatment of Acetylene for the Development of Light, Heat, and Power by Leeds, F. H. (Frank Henley)

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