The quantity of heat necessary to change one gram of any substance from solid to liquid at its melting point is known as its latent heat of fusion and differs for different substances.
(The quantity of heat necessary to change one gram of any substance from solid to liquid at its melting point; is known; as its latent heat of fusion) (The quantity of heat necessary to change one gram of any substance from solid to liquid at its melting point; differs; )
The quantity of heat necessary to change one gram of any substance from solid to liquid at its melting point The quantity of heat necessary to change one gram of any substance from solid to liquid at its melting point
is known differs
as its latent heat of fusion