JEE Main 20203 Sep, Evening shiftPhysicsMediumProperties of Solids and Liquids184× since 2002
A calorimeter of water equivalent 20 g contains 180 g of water at 25^oC. ‘m’ grams of steam at
100^oC is mixed in it till the temperature of the mixure is 31^oC. The value of ‘m’ is close to :
(Latent
heat of water = 540 cal g^–1, specific heat of water = 1 cal g^–1 ^oC^–1)