Question

Classify the given changes into physical and chemical change respiration ,burning , dissolution of sugar ,boiling an egg.

Answer 1

Answer:

respiration - physical

burning - chemical

dissolution of sugar - physical

boiling an egg - chemical

Explanation:

Answer 2

Answer:

Chemical change

Burning Wood

Souring milk

Baking cake

Rusting of iron

Cooking egg

Explanation:

Physical change

Crushing can

Boiling water

Melting ice cube

Breaking glass

Chopping wood

I hope it helps guys thanks❤️