Standard enthalpy of formation of H_(2(g)) , CI_(2(g)) and HCI_((g)) are 218, 121.68 and -92.31 KJ/mole respectively. Calculate the change in standard enthalpy for the reaction (1)/(2) H_(2(g)) + (1)/(2) CI_((g)) to HCI_((g))

Standard enthalpy of formation of H_(2(g)) , CI_(2(g)) and HCI_((g)) a

1.	Standard enthalpy of formation of H_(2(g)) , CI_(2(g)) and HCI_((g)) are 218, 121.68 and -92.31 KJ/mole respectively. Calculate the change in standard enthalpy for the reaction (1)/(2) H_(2(g)) + (1)/(2) CI_((g)) to HCI_((g))
Answer» `+431.99` KJ `-262.14` kJ `-431.99` kJ `+ 247.37` kJ Answer :B