1.

Given that bond energies of H−H and Cl−Cl are 430 kJ mol−1 and 240 kJ mol−1, respectively and ΔHf for HCl is −90 kJ mol−1, bond enthalpy of HCl is:

Answer»

Given that bond energies of HH and ClCl are 430 kJ mol1 and 240 kJ mol1, respectively and ΔHf for HCl is 90 kJ mol1, bond enthalpy of HCl is:



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