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Calculate the enthalpy of reaction for the decomposition of FBr (reaction shown below) using the bond energies provided in the table.2 FBr(g)  -->  F2(g)  +  Br2(g)Question 29Answer-127 kJ mol-1+127 kJ mol-1+110 kJ mol-1-110 kJ mol-1+320 kJ mol-1

Question

Calculate the enthalpy of reaction for the decomposition of FBr (reaction shown below) using the bond energies provided in the table.2 FBr(g)  -->  F2(g)  +  Br2(g)Question 29Answer-127 kJ mol-1+127 kJ mol-1+110 kJ mol-1-110 kJ mol-1+320 kJ mol-1

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Solution

The question seems to be incomplete as it does not provide the bond energies for the bonds involved in the reaction. However, I can explain the general method to calculate the enthalpy of reaction using bond energies.

  1. Identify the bonds in the reactants and products: In this case, the reactants have F-Br bonds and the products have F-F and Br-Br bonds.

  2. Multiply the bond energy of each bond in the reactants by the number of such bonds broken: If we had the bond energy of F-Br, we would multiply it by 2 (since there are two FBr molecules).

  3. Multiply the bond energy of each bond in the products by the number of such bonds formed: If we had the bond energies of F-F and Br-Br, we would multiply each by 1 (since one of each molecule is formed).

  4. Subtract the total energy of bonds broken from the total energy of bonds formed: This gives the enthalpy of reaction. A negative value indicates an exothermic reaction (releases heat), while a positive value indicates an endothermic reaction (absorbs heat).

Please provide the bond energies for F-Br, F-F, and Br-Br to calculate the specific enthalpy for this reaction.

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