Question

★why does the temperature of substance remains constant during the melting and boiling point?

don't give answer but if you know explain in your own words and tell it in easy words​

Answer 1

Answer:

The 'temperature of a substance' remains constant during its melting and boiling point because the change in any state of matter as n solid to liquid or the liquid to a gas involves crossing the 'latent heat of fusion' which causes a change in the intermolecular spacing of the molecules in the substance