Define latent heat of fusion.

When 0.2 kg of ice at 0°C is mixed with 0.40 kg water at 50°C,the resulting temperature is 7°C,Find latent heat of fusion of ice,(Give s-w=4186 Jkg^-1 K^-1)

When 0.15 kg of ice at 0^@C mixed with 0.30 kg of water at 50^@C in a container, the resutling temperature is 6.7^@C . Calculate the latent heat of fusion of ice. Given S_(water) = 4186J kg^-1 K^-1 .

Define lens.

What is latent heat of fusion?

Define Volt.

What is fusion?

State Hess's Law of constant heat summation Define enthalpy of combustion.

An electric heater takes 15 min to raise a certain quantity of water from 0°C to its boiling point.If it takes another 80 min to turn all water into steam ,find the latent heat of vaporsation of water.

Define Valency

The latent heat of viporisation of water is 2240J if the work done in the process of vaporisation of 1g is 168J the increase in internal energy is