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| 1. |
the enthalpy of of combustion of H_2(g) at 298 K to give H_2O IS -298 Kj mol^{-1 }AND bond enthalpies of H-H AND O=O ARE 433 kj mol^{-1} respectively. the bond entalpies of O-H is :△ H_{VAP} OF WATER -42 kj mol^{-1 |
| Answer» the enthalpy of of combustion of H_2(g) at 298 K to give H_2O IS -298 Kj mol^{-1 }AND bond enthalpies of H-H AND O=O ARE 433 kj mol^{-1} respectively. the bond entalpies of O-H is :△ H_{VAP} OF WATER -42 kj mol^{-1 | |