5. (a)(a) Calculate the enthalpy Change for thereaction :H2(g) + 12(g) → 2HI(g)Given that bond energies of H - H,I - I and H - I are 433, 151 and299 kJ mol-1

5. (a)(a) Calculate the enthalpy Change for thereaction :H2(g) + 12(g)

1.	5. (a)(a) Calculate the enthalpy Change for thereaction :H2(g) + 12(g) → 2HI(g)Given that bond energies of H - H,I - I and H - I are 433, 151 and299 kJ mol-1
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