Question

Which of the following is not a physical change?
(a) Freezing of water
(b) Cooking of food
(c) Mixing of iron fillings and sulphur
(d) Evaporation of alcohol

Help me please
Thanks
need correct answer​

Answer 1

Answer:

c) Mixing of iron fillings and sulphur

Explanation:

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Answer 2

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★ Explanation ★

1. A chemical change is a change that brings a change in the chemical properties of matter and a new substance is formed.
2. Examples of chemical changes from the given list of changes are:
3. Rusting of iron, Cooking of food, Digestion of food, and Burning of a candle.