The heat of reaction has been given by \(\Delta H=PE_{product}-PE_{reactant}\).
Thus, option A is correct.
Potential energy has been defined as the energy possessed by the molecules in the resting condition. The kinetic energy has been given as the energy possessed by the molecules in motion.
Heat of reaction for a Chemical reaction
The heat of reaction has been defined as the amount of energy gained or released by the system during the chemical reaction.
The chemical reaction has been given by the change in the potential energy of the product and the reactant.
Thus, the heat of reaction has been given by:
\(\Delta H=PE_{product}-PE_{reactant}\). Thus, option A is correct.
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