Science, asked by khushichouhan1711, 4 months ago

Do you know which of the following statements is incorrect.

Cutting of log of wood into pieces is a physical change

Limewater turns milky on passing CO2 through it

Hydrogen gas is produced when acetic acid is added to a solution of a sodium hydrogen carbonate

Explosion of firework is a chemical change​

Answers

Answered by Lohit260708
1

Answer:

Explanation:

Answer:

Physical Changes: -

Dissolving sugar in water

Melting of wax

Beating Aluminium to make Aluminium foil.

Chemical Changes:-

Photosynthesis

Burning of Coal

Digestion of food

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