The amount of heat required to raise the temperature of a unit mass of a substance by one degree Celsius is called its:

The ratio of the amount of heat absorbed by a substance to the corresponding rise in temperature is called its:

The amount of heat required to change from liquid state to gaseous state without rise in its temperature is called:

Normal temperature of human body on Celsius scale will be (in degree)

The specific latent heat of vaporization of a substance is the quantity of heat needed to change unit mass from

What is the mass of a material, whose specific heat capacity is 400 J/(kg °C) for a rise in temperature from 15°C to 25°C, when heat received is 20 kJ?