Question

write the difference between physical and chemical changes

Answer 1

physical :-these changes r those which can be reversed like ice n water but chemical changes
can't b reversed Like fire wood n ash

Answer 2

physical changes:- Process in which no new chemical substances are formed . Example - Melting of ice cube.
Chemical changes:-Process in which the original substance looses its nature and identity with different properties. Example - rusting of iron article., etc