In the chemical reaction N²O⁴ --> N²+2 O², the bond enthalpy of the reaction is 1779 kJ and the bond enthalpy of the product is 1931 kJ. what is the enthalpy of the reaction? please explain your work, and no links​

because natural gas is colorless, odorless, and tasteless, distributors add mercaptan (a chemical that smells like sulfur) to give natural gas a distinct unpleasant odor (it smells like rotten eggs). they locate the types of rock that are likely to contain natural gas deposits.