Answer:
112 of O2
Explanation:
Now if simply oxygen is given so we'll consider O2
3.5 moles O2 means,
3.5 x 32 = 112 grams of O2
<span>A single-replacement reaction</span>
Answer is no
The chemical reaction between iron and oxygen in the presence of moisture or water produces a new substance, which is the rust (iron oxide). In this case, it shows a chemical property.
I believe the answer is diamond. Hope this helps!