Which out of burning of wax and melting of wax is a chemical change ? Give reason

 

Asked by Urvidoshi00 | 4th Jan, 2020, 10:43: PM

Expert Answer:

Melting of wax is physical change because only physical state is changing from solid to liquid but burning of wax is chemical change because in burning, wax reacts with oxygen present in surroundings and forms carbon di oxide and ash.

Answered by Ravi | 5th Jan, 2020, 08:10: PM