Question

3. State the law of conservation of mass. Explain with an example,​

Answer 1

the mass nither be created nor distroyed.

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Answer 2

Answer:

mass can neither be created nor be destroyed in a chemical reaction

Explanation:

mass of reactant = mass of product

exception is law of nuclear reaction where Einsteins equation is applicable

it was stated by Lavoiser in 1789

eg- 4H + O2 = 2H2O

4×1g + 2×16g = 36g

36g = 36g

hence proved.