Question

state law of constant proportions and
law of conservation of mass ans who gave both the term???​

Answer 1

Answer:

LAW OF CONSERVATION OF MASS:-

Mass can neither be created nor be destroyed in chemical reaction.

➡️Gave by Antonie Lavoisier.

LAW OF CONSTANT PROPORTIONS:-

The elements are always present in definite proportions by mass in a chemical substance.

➡️Gave by Joseph L. Proust.

MARK AS A BRAINLIEST ANSWER...

Answer 2

Explanation:

this is the best explanation