Which statement is true regarding a chemical reaction?(1 point)

Responses

Even if the total number of atoms changes, mass may not be conserved in the reaction.
Even if the total number of atoms changes, mass may not be conserved in the reaction.

The total number of atoms does not change, so mass is conserved in the reaction.
The total number of atoms does not change, so mass is conserved in the reaction.

Even if the total number of atoms does not change, mass may not be conserved in the reaction.
Even if the total number of atoms does not change, mass may not be conserved in the reaction.

The total number of atoms changes, so mass is conserved in the reaction.

1 answer

The correct statement is:

The total number of atoms does not change, so mass is conserved in the reaction.

In a chemical reaction, the number of atoms of each element before and after the reaction remains the same, which means that mass is conserved according to the Law of Conservation of Mass.