MCQOPTIONS
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| 1. |
If one mole of ammonia and one mole of hydrogen chloride are mixed in a closed container to form ammonium chloride gas, then? |
| A. | DH u003e Du |
| B. | DH u003c Du |
| C. | DH = Du |
| D. | there is no relationship |
| Answer» C. DH = Du | |