Question

Baking roti is irreversible change while rolling roti is reversible. Give reason.​

Answer 1

Baking roti is irreversible because heat has acted upon it and cannot be brought to it's normal form. However rolling roti is a physical change where the shape and size changes which can be made normal hence it is reversible.

Answer 2

Answer:

Once the chapati is baked it cannot be reversed. But rolling of chapati is a physical reversible change because there is no change in the properties of kneaded flour.

Explanation:

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