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Hess's law |
Also found in: Wikipedia | 0.46 sec. |
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Hess's law [′hes·əz ‚lȯ] (physical chemistry) The law that the evolved or absorbed heat in a chemical reaction is the same whether the reaction takes one step or several steps. Also known as the law of constant heat summation. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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