Question

4. On the basis of an experiment justify the 'Law of conservation of mass'.
5. State interconversion of states of matter. On what conditions does matter change from one stare
to another?​

Answer 1

Answer:

ans 5 :The phenomenon of the change of matter from one state to another and back to original state is known as interconversion of the sates of matter. Matter can be changed from one state to another by changing temperature or pressure. When heat energy is supplied to ice it changes into water and then to vapor.