Question

the change that cannot be reserved is called on ​

Answer 1

Explanation:

Irreversible changes are those changes that cannot be reversed. Example: Ripening of fruits and burning of paper.

Answer 2

Answer:

Generally Chemical change because the properties of the substances changes to form a new substance. For eg, rusting of iron.

They can also be called irreversible changes. Irreversible changes can be both physical or chemical.

Example of Physical irreversible changes is cutting of wood. Here the physical property. (size) of the wood is changed but there no chemical change in it's properties.