Answer:
4Fe + 3O₂ → 2Fe₂O₃
Explanation:
Fe → ²⁺
O → ²⁻
But Iron III is Fe³⁺
So we have Fe³⁺ and O²⁻, the formula for the oxide must be Fe₂O₃ so the equation can be:
4Fe + 3O₂ → 2Fe₂O₃
Answer:
<h3>The answer is 3.85 s</h3>
Explanation:
The time taken can be found by using the formula

d is the distance covered
v is the velocity
From the question we have

We have the final answer as
<h3>3.85 s</h3>
Hope this helps you
Particles below the surface of a liquid
Correct answers:
<span>Nuclear fission and fusion both affect the nucleus of an atom.
</span><span>The final products of fission and fusion are elements that are different than the original.
</span><span>Fission occurs mostly with elements heavier than lead on the periodic table.</span>
Strontium and chlorine react to form strontium chloride with the formula SrCl2.