Chemistry, asked by deepak7528956373, 1 year ago

what is hess law and their application

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Answered by Anonymous

Answer:

Hess's law States that if a chemical change can be made to take place in two or more steps, the amount of the total heat change is the same no matter which method is used. Its applications are: ... Substances like methane,carbon dioxide and benzene cannot be prepared by uniting there elements.

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