Question

Statement 1: Mass is conserved during the reaction.

Statement 2: Sum of mass and energy is conserved during the reaction.

Which statement is true for both nuclear reaction and chemical reaction?

Only 1
Only 2
Both 1 and 2
Neither 1 nor 2

Answer 1

only 2

Step-by-step explanation:

Answer 2

Both 1 and 2

Step-by-step explanation:

Mass conservation law: For any closed system, the mass of the system remain constant.

Energy conservation law: energy can't destroy or create.It can only transfer one state to another state.