According to the law of conservation of mass, the total number of atoms does not change in a chemical reaction and therefore mass is conserved. Which model below best illustrates this?

Question

According to the law of conservation of mass, the total number of atoms does not change in a chemical reaction and therefore mass is conserved. Which model below best illustrates this?
A.

B.

C.

D.

GPT 3.5 · Answer

B. illustrates the conservation of mass in a chemical reaction.