Question

law of conservation of mass...​

Answer 1

$\huge\mathfrak\red{ANSWER}$

✍States that mass can neither be created nor destroyed in a chemical reaction.

✍Mass of substances before reaction = mass of substances after reaction.

✍ Which means mass remains same before and after the reaction.

Answer 2

$\huge{ \boxed{ \sf \red{ANSWER}}}$

This law tells us that Mass can Neither be created nor can be destroyed but only can be transferred from form to another in a chemical reaction.