?The quantity of heat which must be supplied to decompose a compound into its element is equal to the heat evolved during the formation of that compound from the elements.? This statement is known as

?The quantity of heat which must be supplied to decompose a compound i

1.	?The quantity of heat which must be supplied to decompose a compound into its element is equal to the heat evolved during the formation of that compound from the elements.? This statement is known as
A.	Hess's law
B.	Joule's law
C.	Le?chatelier's principle
D.	Lavoiser and Laplace law
Answer» E.

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?The quantity of heat which must be supplied to decompose a compound into its element is equal to the heat evolved during the formation of that compound from the elements.? This statement is known as

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