Question

Explain the difference between po physical changes and chemical changes , giving one example of each

Answer 1

Answer:

a) physical change is not th permanent change. Whereas chemical change involves permanent change.

b) The difference between a physical reaction and a chemical reaction is composition. In a chemical reaction, there is a change in the composition of the substances in question; in a physical changethere is a difference in the appearance, smell, or simple display of a sample of matter without a change in composition.

((Shock lage Angels))

Answer 2

hey dude !!!

=>> physical change :- physical change is when matter /state changes its shape but properties remains same ...

EXAMPLE:- melting of ice ...

=>> chemical change :- chemical change is when matter/ state changes but there is also change in properties... different substance is formed ... chemical reaction takes place ...

EXAMPLE:- rusting of iron ....

hope this helps you