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Calculate approximately the heat released when you are given a chemical equation as 2-methyl-1-propene CH₃)₂C CH₂ reacts with HBr to give (CH3)2CBrCH3. The Bond enthalpies are given as H Br : 366 kJ/mol. , C C : 612 kJ/mol; C Br : 276 kJ/mol; C H : 412 kJ/mol; C C : 348 kJ/mol;

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