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NEET 2004 Chemistry question

ChemistryThermodynamicsNEET 2004

If the bond energies of HH, Br Br and H Br are 433, 192 and 364 kJ mol respectively the for the reaction is-

Answer: (3)

Solution

= (bond energies of bonds broken) (bond energies of bonds formed) . kJ. The

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Question ID VK-089393