Answer:
The last answer would be correct because if you have ever done it before you would know that rubbing your feet (just like the rubbing of ice crystals) on the carpet will create the energy you need, then once you touch the metal it creates that spark!
Explanation:
hoped that helped-I would be thankful for brainliest ;)
N2 + 3H2 ---> 2NH3
nitrogen + hydrogen ---> ammonia
When 2.50 g is burned then in oxygen then 1.25kj of heat is produced.
<span>2H2 + O2 → 2H2O</span>
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<span>okay???</span>
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