Answer:
D.<em> </em>Radiation
<em>Explanation:</em>
The Sun always transfers its energy to any planet (Including Earth) through <u>solar radiation, infrared, and UV rays.</u> These are all examples of <u>radiation.</u>
I hope this helps you! Good luck with your test/assignment! :D
Answer is: four iron atoms <span>are reacting with every three molecules of oxygen.
Balanced chemical reaction: 4Fe + 3O</span>₂ → 2Fe₂O₃.
From chemical reaction: n(Fe) : n(O₂) = 4 : 3.
Ratios of atoms of iron and molecules of oxygen is 4 : 3..
There is four atoms of iron and six atoms of oxygen on both side of reaction.
Answer:
Magnesium carbonate reacts with hydrochloric acid to produce magnesium chloride, carbon dioxide, and water.
Explanation:
CMgO3 + 2HCl => MgCl2 + CO2 + H20