The amount of heat required to decompose a compound into its elements is __________ the heat of formation of that compound from its elements.
A. Less than
B. More than
C. Same as
D. Not related to
Answer: Option C.
Explanation:
Lavoisier and laplace law : the law states that the quantity of heat which must be supplied to decompose a compound in to its elemental form is equal to the amount of heat evolved during the formation compound from its element assuming no losses involved during both process.