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Sahay Sir > Question Answers > Cengage JEE Mains Physics by B.M Sharma > Chapter 13 - Thermal Expansion, Calorimetry and Transmission of Heat > 5 g of water at 30∘C and 5g of ice at −20∘ C are mixed together in a calorimeter. What is the final temperature of the mixture. Given specific heat of ice = 0.5 cal g −1∘ C −1 and latent heat of fusion of ice = 80 cal g −1.

5 g of water at 30∘C and 5g of ice at −20∘ C are mixed together in a calorimeter. What is the final temperature of the mixture. Given specific heat of ice = 0.5 cal g −1∘ C −1 and latent heat of fusion of ice = 80 cal g −1.

The rates of cooling of two different liquids put in exactly similar calorimeters and kept in identical surroundings are the same if