Use the chemical reaction to answer the question.

4​Fe+3O2→2Fe2O3​
What happens to atoms of Fe and O2 during the reaction?

(1 point)
Responses

They gain mass.
They gain mass.

They are lost.
They are lost.

They are rearranged.
They are rearranged.

They maintain their properties.

1 answer

They are rearranged.