n g of substance X reacts with m g of substance Y to form p g of substance R and q g of substance S. This reaction can be represented as, X+Y=R+S. The relation which can be establish in the amounts of the reactants and the products will be

n g of substance X reacts with m g of substance Y to form p g of subst

1.	n g of substance X reacts with m g of substance Y to form p g of substance R and q g of substance S. This reaction can be represented as, X+Y=R+S. The relation which can be establish in the amounts of the reactants and the products will be
Answer» CONSERVATION of MASS in CASE of chemical reaction but now it's more appropriate to tell conservation of energy becoz it's not d mass but it's d TOTAL energy which remains constant