Q22 of 28 Page 9

Conversion of solid state to liquid state is called fusion; what is meant by latent heat of fusion?

The amount of heat required to convert 1 kg of solid into liquid at one-atmosphere pressure at its melting point is known as its latent heat of fusion.


More from this chapter

All 28 →
21

Look at Fig. 1.3 and suggest in which of the vessels A,B, C or D the rate of evaporation will be the highest? Explain.

 22

Conversion of solid to vapour is called sublimation. Name the term used to denote the conversion of vapour to solid.

 23

You are provided with a mixture of naphthalene and ammonium chloride by your teacher. Suggest an activity to separate them with a well labelled diagram.

 24

It is a hot summer day, Priyanshi and Ali are wearing cotton and nylon clothes respectively. Who do you think would be more comfortable and why?