Question

5. State the law of conservation of mass. Give an example. Also write chemical equation.
Ans.

Answer 1

Answer:

mass can neither be created nor destroyed is called law of conservation of mass.

example:—

Log + Fire —>Ashes + Smoke

30kg 1kg 28kg 3kg

Equation:—

CH4 + 2O2—>CO2 + 2H2O

16gm 64gm 44gm 80gm

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Answer 2

AnsweEr

⏪Law of conservation of Mass

➡Mattter is neither created nor destroyed in chemical reactions.

➡In a chemical reactions total mass of reactant is equal to total mass of product.

Example- C+ O2 ➡Co2

⬇ ⬇ ⬇

12g 4g 16g

________. ___

⬇ = ⬇

16g. 16g