Question

give four examples of the change which (a ) cannot be reverse ​

Answer 1

The chemical changes cannot be reversed .

Four such examples are :

1) Burning of wax

2 ) Creation of foam by soaps

3) Disappearence of napthaline balls

4)Turning of Milk into curd

Answer 2

Answer:

1) Ripening of fruits

2) Kneading dough

3) Burning paper

4) Cooking of food