Question

mass remains same in physical change whereas it changes in a chemical change.​

Answer 1

Answer:

The Law of Conservation of Mass

The same amount of matter exists before and after the change—none is created or destroyed. This concept is called the Law of Conservation of Mass. In a physical change, a substance's physical properties may change, but its chemical makeup does not.

Answer 2

Answer:

The Law of Conservation of Mass

The Law of Conservation of MassThe same amount of matter exists before and after the change—none is created or destroyed. This concept is called the Law of Conservation of Mass. In a physical change, a substance's physical properties may change, but its chemical makeup does not.