Question

why does temprature remain constant during melting and boiling also

Answer 1

Answer:

Explanation:

The extra heat supplied, is used in melting of ice, which is called latent heat of fusion.The extra heat supplied to the boiling water is used in the vaporisation of water, which is known as latent heat of vaporisation. That's why, the temperature of a substance remains constant during its melting or boiling point.

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Answer 2

Answer:

this is because of latent heat of fusion and vapourisatio