MCQOPTIONS
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MCQOPTIONS
| 1. |
The bond enthalpy of H2O and OH are 502 KJ mol-1 and 427 KKJ mol-1. Then what is the average bond enthalpy? |
| A. | 502 KJ mol<sup>-1</sup> |
| B. | 464.5 KJ mol<sup>-1</sup> |
| C. | 427 KJ mol<sup>-1</sup> |
| D. | 75 KJ mol<sup>-1</sup> |
| Answer» C. 427 KJ mol<sup>-1</sup> | |