Specific Latent Heat

Question 1

Define specific latent heat

Answer 1

Energy required to change state of 1 kg of materials without changing its temperature

Question 2

Define latent heat of fusion

Answer 2

Solid —> liquid??

The amount of energy needed to freeze or melt the material at its melting point

Question 3

Define latent heat of vapourisation

Answer 3

Liquid—> gas
The amount of energy needed to evaporate or condense the material at its boiling point

Question 4

Mass specific latent heat change in thermal energy equation

Answer 4

🔼temp = mass x specific latent heat