Question

classify the following as chemical or physical changescutting of trees, melting of butter in a pan, rusting of almirah, boiling of water to form steam passing of electric current through water and the water breaking douwn into hydrogen and oxygen gases, dissolving common salt in water, making a fruit salad with ram fruits, and • burning of paper and wood.
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Answer 1

Answer:

Explanation:

CHEMICAL CHANGES:

cutting of trees

rusting of almirah

passing of electric current, through water and the water breaking down into hydrogen and oxygen gases

burning of paper and wood.

PHYSICAL CHANGES:

melting of butter in a pan

boiling of water to form steam

dissolving common salt in water

making a fruit salad with raw fruits