Question

why temperature of the substance does not rice during the change of states​

Answer 1

Answer:

It is so because during the change of state of any matter heat is supplied to the substance. The molecules of this matter use heat to overcome the force of attraction between the particles, so at this period the temperature remains constant.

Explanation:

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Answer 2

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The temperature of the substance does not change during the change of state due to latent heat . The latent heat goes into the substance but does not indicate its presence.

Additional information :

Latent heat of fusion :

It is the quantity of heat required to change unit mass of substance from solid to liquid state without change of temperature.

Latent heat of vaporisation :

It is the quantity of heat required to change unit mass of substance from liquid to vapor state without change of temperature.