Question

1• Answer in detail.
a) List some examples of chemical changes.​

Answer 1

Answer:

dough into chapathi

Explanation:

we can't bring back into dough again

Answer 2

Rusting of iron in presence of moisture and oxygen

Burning of wood

Milk becoming curd

Formation of caramel from sugar by heating

Baking of cookies and cakes

Cooking any food

Acid-base reaction

Digestion of food

Boiling an egg

Ripening of fruits

Rotting of food

Fermentation

Lighting a matchstick

Firework explosions

Photosynthesis

Waste decomposition

Making popcorn

Formation of cheese from milk

Paper burning

Burning of candles






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