Calculate the change in entropy when 5kg of water at `100^0` C is coversted to steam at same temp ( given Latent heat of steam = 540 cal/gram)

calculate the increase in internal energy of 1 kg of water at 100^(o)C when it is converted into steam at the same temperature and at 1atm (100 kPa). The density of water and steam are 1000 kg m^(-3) and 0.6 kg m^(-3) respectively. The latent heat of vaporization of water =2.25xx10^(6) J kg^(1) .

One gram of water at 100^(@)C is converted to steam at the same temperature. The amount of heat required is nearest to the value of

Calculate the entropy change when one mole of water at 373 K is converted into steam. Latent heat of vaporisation of water (DeltaH_(v)) is 40.7 xx 10^(3) J mol^(-1)

The increase in internal energy of 1 kg of water at 100^(@) C when it is converted into steam at the same temperature and 1 atm (100 kPa) will be : [The density of water and steam are 1000 kg//m^(3) "and" 0.6 kg//m^(3) respectively. The latent heat of vapourisation of water is 2.25xx10^(6) J//kg .]

Steam is passed into 54 gm of water at 30^(@)C till the temperature of mixture becomes 90^(@)C . If the latent heat of steam is 536 cal//gm , the mass of the mixture will be

Steam is passes into 22 g of water at 20^@C . The mass of water that will be present when the water acquires a temperature of 90^@C (Latent heat of steam is 540 cal//g ) is

Steam at 100^(@)C is passed into 1.1 kg of water contained in a calorimeter of water equivalent 0.02kg at 15^(@)C till the temperature of the calorimeter and its content rises to 80^(@)C . What is the mass of steam condensed? Latent heat of steam = 536 cal//g .

Steam at 100^@C is passed into a calorimeter of water equivalent 10 g containing 74 cc of water and 10 g of ice at 0^@C . If the temperature of the calorimeter and its contents rises to 5^@C , calculate the amount of steam passed. Latent heat of steam =540 kcal//kg , latent heat of fusion =80 kcal//kg .

A falt-bottom kettle placed on a stove is being used to boil water. The area of the bottom is 270cm^(2) the thickness is 0.3 cm and the thermal conductivity of the material is 0.5 "cal"//s cm^(@)C . If the amount of steam being produced in the kettle is at the rate of 10 g per minute calculate the difference of temperature between the inner and outer surfaces of the bottom. The latent heat of steam is 540 "cal"//gm .

1 kg of ice at 0^(@)C is mixed with 1.5 kg of water at 45^(@)C [latent heat of fusion = 80 cal//gl. Then