Question

What is differencebetween physcical methods and chemical method?

Answer 1

physical methods are the methods in which no new compounds are formed . It is a reversible method . Eg : burning of candle

Chemical method is a method in which new compounds are formed . It is an irreversible method . Eg : burning paper

Answer 2

Answer:

Explanation:

chemical change is a reversable

but physical change is irreversable