When chlorine gas and hydrogen gas react to form hydrogen chloride, what will be the change of enthalpy of the reaction?(bond energies H-H = 436 kJ/mol Cl-Cl =242 kJ/mol H-CL = 431.5 kJ/mol) - +245 kJ/mol
- +245 kJ/mol
- -185 kJ/mol
- -1105 kJ/mol
- +1105 kJ/mol
When chlorine gas and hydrogen gas react to form hydrogen chloride, what will be the change of enthalpy of the reaction?(bond energies H-H = 436 kJ/mol Cl-Cl =242 kJ/mol H-CL = 431.5 kJ/mol)
- +245 kJ/mol
- +245 kJ/mol
- -185 kJ/mol
- -1105 kJ/mol
- +1105 kJ/mol