Chemistry-
General
Easy
Question
Heat evolved in the reaction 
is 182kJ Bond energies H-H and Cl-Cl are 430 and 242kJ/mole.respectively Thus H-Cl- bond energy is
- 763 kJ/mole
- 427 kJ/mole
- 336 kJ/mole
- 154 kJ/mole
The correct answer is: 427 kJ/mole
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