Paheli mixed flour and water and
(i) made a dough,
(ii) rolled the dough to make a chapati,
(iii) baked the chapati on a pan,
(iv) dried the chapati and ground it in a grinder to make powder.
Identify the changes (i) to (iv) as the changes that can be reversed or that cannot be reversed.

AcademicChemistryNCERTClass 6

(i) Making of dough from flour and water is an irreversible change.
(ii) Rolling the dough to make a chapati is a reversible change.
(iii) Baking the rolled chapati on a pan is an irreversible change.
(iv) Grinding of dried chapati in a grinder is an irreversible change.
raja
Updated on 10-Oct-2022 13:20:12

Advertisements