Question

H. State and explain the law of conservation
of mass.​

Answer 1

Answer:

law of conservation of mass states that mass in an isolated system is neither created nor destroyed by chemical reactions or physical transformations. According to the law of conservation of mass, the mass of the products in a chemical reaction must equal the mass of the reactants

Answer 2

Answer:

“Mass cannot be created and cannot be destroyed"

For this Landolt named science gave an example-

for that he took a H shape utensil..... sorry for leaving the question in middle