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Explain the Hess' law . |
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Answer» Hess' law of constant HEAT summation, also KNOWN as Hess' law (or Hess's law), is a relationship in PHYSICAL chemistry named after Germain Hess, a Switzerland-born Russian chemist and physician who published it in 1840. The law states that the total enthalpy CHANGE during the complete course of a chemical reaction is the same whether the reaction is made in one step or in several steps. |
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