Question

please tell me this answer

Answer 1

Hello Mate!

Physical Change : Change which is reversible, and do not produce new material.

Physical changes are : (ii) Dissolving of sugar into water; (iv) Melting of wax ; ( v )Beaten Alumuium to make alumunium sheets

Chemical Changes are thise which aren't reversible and produce new material.

Chemical Change : (i) Photosynthesis ; (iii) Burning of coal.

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