Chemical Reactions Quick Check
2 of 52 of 5 Items
Question
Use the chemical reaction to answer the question.
4Fe+3O2→2Fe2O3
What happens to atoms of Fe and O2 during the reaction?
(1 point)
Responses
They are rearranged.
They are rearranged.
They gain mass.
They gain mass.
They are lost.
They are lost.
They maintain their properties.