Question

what is heat of fusion ?​

Answer 1

Explanation:

➡️Heat of fusion' measures the amount of energy needed to melt a given mass of a solid at its melting point temperature.

➡️ Conversely, it also represent the amount of energy given up when a given mass of liquid solidifies.

➡️Water, for example, has a heat of fusion of 80 calories per gram.

Answer 2

'✔✔Heat of fusion' Is that the amount of energy required to melt any substance at its own particular temperature if that substance melt than we can say that its is a heat of fusion of a particular substance .

Or

✔✔Amount of heat req to melt 1 gram of calories of a particular substance

✔✔Example:-

Water has an heat of fusion upto 90 caloriemeter per gram