Question

both physical and chemical changes take place in making of curd from milk . explain

Answer 1

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In the conversion of curd from milk a new substance is formed which is irreversible and the

Physical changes such as:-
1. In the state of Milk it was liquid but when it changes to Curd. It forms into solid.
2. It forms Butter by milk which is a physical change.
3. Powdered Milk is formed by Physical changes of Milk.



Chemical changes=> Those change in which a new substance is formed and it can't be brought back is called as Chemical Change. Ex- Conversion of Milk to Curd, Burning of Magnesium Ribbon to Magnesium Oxide.

Chemical Changes are as Follows:-
1. Curdling of Milk.
2. Butter Milk is a chemical Changes.
3. Yogurts are also chemical change.

Conclusion:- In the change of Milk to Curd there is both Chemical Change and Physical changes occur.

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Answer 2

Answer:

physical change because it changes it's texture . Chemical change because it forms a new substance .