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heat of reaction

British  

noun

  1. chem the heat evolved or absorbed when one mole of a product is formed at constant pressure

"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

Example Sentences

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As the transformation takes place, a certain amount of heat of reaction, which under slow cooling would have been released in the critical range, is now released and helps to cause a further slight reaction.

From The Working of Steel Annealing, Heat Treating and Hardening of Carbon and Alloy Steel by Colvin, Fred H. (Fred Herbert)

This is always understood to be the case in equations where the heat of reaction is given.

From An Elementary Study of Chemistry by McPherson, William

All properties of any system, including the heat of reaction, are expressible in terms of its available energy A, equal to E − Tϕ + ϕ0T.

From Encyclopaedia Britannica, 11th Edition, Volume 9, Slice 3 "Electrostatics" to "Engis" by Various

It decomposes water very vigorously, the heat of reaction being sufficient to ignite the hydrogen evolved.

From An Elementary Study of Chemistry by McPherson, William

When it is neutralized by strong acids the heat of reaction is less than when strong bases are so neutralized.

From An Elementary Study of Chemistry by McPherson, William

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