Answer:
<h2><u><em>100 kcal of bond energy</em></u></h2>
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Answer:
Military
Explanation:
I may be wrong but military seems most likely
<span>At room temperature and atmospheric pressure, nothing happens when the two gasses are mixed. However, at high temperature and pressure (450C, 200atm), in the presence of an iron oxide catalyst, the production of ammonia is thermodynamically advantageous.</span>
Group 8 elements. They are unreactive and stable
