Also Check: CBSE Class 9 Science Notes for Chapter 3 - Atoms and Molecules The formula of the law of conservation of mass is as follows: ∂ρ/∂t +⛛(ρv) = 0 Where, ρ = density t = time v ...

In classical physics, energy conservation holds true in all closed systems. In quantum mechanics and relativistic contexts, the principle still holds but with additional considerations for mass ...