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Calculate the bond energy for the formation of boron trifluoride. Br-Br + 3 F- F - 2 Br- F F-F 155 0-H 0-0 O-F 0-CI O-I 463 1

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Formula For BOND ENERGY Total noof Bonds - Total No. of Bond Formed Bond Energy = Broken Bonds Bodhen 1 3 By- B7 F-F = = 1* 1bond Freugy op Formatien - Bonds Booken - Boncs Formed 658 - 2*711 = – 764 kol molle Bond Energy g Formation = -764 KJ/mol A

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