Question

pls answer it is important ​

Answer 1

Answer:

here's the answer

Explanation:

In 1774 , a French chemist ,Antoine Lavoisier , gave the law of conservation of mass,'

' Mass can neither be created nor be destroy during a physical or chemical change .

the activity to demonstrate the law of conservation of mass is as follows.

Answer 2

Answer:

co

what is law of conservation af mass? Describe with an activity