Calculate the amount of heat required in joule, such that the amount of heat required to heat certain amount of water is 8750 cal?

The amount of heat required to change temperature of a substance is

Amount of heat required to convert 10 gm of ice to water at 20°C is

Calculate the amount of heat required to vaporise 1g of ice initially at 0^@C .

Calculate the amount nof heat required to change 5.0 kg of a ice to -20°C into steam at 100°C .

Calculate the amount of heat required to convert 10 gm of ice at 0^@C to steam at 100^@C .

Calculate the amount of heat required to convert 10g of ice at - 10^@C to water at 5^@C (latent heat of fusion of ice = 80 cal g^(-1) , specific heat of ice = 0.5).