Question

Define the following:
(a) Specific latent heat of fusion
(b) Specific latent heat of vaporisation.​

Answer 1

Answer:

a)heat required to melt 1 kg of specific metal.

b)Heat required to vapourise 1 l of water

Answer 2

Answer:

(a) specific latent heat of fusion of a substance is defined as the amount of heat required to change a unit mass of the substances from solid to liquid state without any change in the temperature.

(b) latent heat of vaporization is a physical property of a substance it is defined as the the heat required to change one mole of liquid at its boiling point under standard atmospheric pressure.

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