Question

what is law of conservation of mass give examples and questions based on it

Answer 1

the law of conservation of mass states that mass can be neither created nor be destroyed in a chemical reaction.Or the mass of the reactans will and the mass of the product will be same.REFER PG NO.31-32 IN YOUR SCIENCE NCERT TEXTBOOK FOR EXAMPLES

Answer 2

HELLO

It states that total mass of products is always equal to the total mass of reactants
OR mass can neither be created nor be destroyed

hope it helps