Use the Bond Enthalpies Given to Estimate the Heat Released

Multiple Choice

Use the bond enthalpies given to estimate the heat released when 1-bromobutene, CH₃CH₂CH=CH₂,
Reacts with bromine to give CH₃CH₂CHBrCH₂Br.
Bond enthalpies (kJ.mol^-1) : C-H,412; C-C,348; C=C,612; C-Br,276; Br-Br,193.

A) 181 kJ.mol^-1
B) 317 kJ.mo^-1
C) 288 kJ.mol^-1
D) 95 kJ.mol^-1
E) 507 kJ.mol^-1