Question

if the newly formed substance can be converted back into original subtance the reaction is called ...................​

Answer 1

phycical change is the newly formed substance can be converted back into original subtance the reaction

Answer 2

Answer :

if the newly formed substance can be converted back into original subtance the reaction is called reversible change .

Explanation :

if the newly formed substance can be converted back into original subtance the reaction is called reversible change and if the newly formed substance can't be converted back into original subtance the reaction is called irreversible change