Question

6.

Chemical equations must be balanced because
A. the mass of the reactants is always greater than the mass of the products_
B. the mass of the products is always greater than the mass of the reactants.
C.
D.
mass is determined by a chemical reaction.
mass can neither be created nor destroyed.

Answer 1

Answer: D

Explanation: The number of atoms on both sides must be the same, this is because of the law of conservation of matter