Which of these statements about the conservation of mass is not correct?
A. The mass of the products will be equal to the igass of the reactants.
B. Mass is not conserved during a physical exchange (e.g., melting).
C. During a chemical reaction, no mass is created or destroyed.
D. During a chemical reaction, no atoms are created or destroyed.
E. There will be the same number and type of atoms before and after a chemical reaction.