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Q1. In a container of negligible mass 140 g of ice initially at -15°C is added to 200g of water that has a temperature of 40°C.If no heat is lost to the surroundings ,what is the final temperature of the system and masses of water and ice in the mixture.Q2.Equal masses of ice(at 0°C) and water are in contact .Find the temperature of water just needed to just melt the complete ice.ANS-(1)0°C,mass of ice is 54g and that of water is 286g(2)80°CNote-I have just started thermal physics,so please dxplain with full steps.THANX.

Jitender Pal , 10 Years ago
Grade 9
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