Explain the type of changes involved in the above chart. – InterviewSolution

InterviewSolution

1.	Explain the type of changes involved in the above chart.
Answer» Case I : Melting of Ice `rArr` Physical change Case II : Addition of common salt to water : `rArr` Physical change Case III : Heating of salt solution involves evaporation. `rArr` Physical change Case IV : Rusting of iron nails `rArr` chemical change.

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