1.

1540g of ice at O'C is mixed with 540 g of water at 80°C. The final temperature of the mixture is1) 0°C2) 40°C3) 80°C4) Less than 0°C

Answer»

Energy Lost by the hot water=Energy Gain by the cold waterLet temperature of mixture be x540(80-x) = 540(x-0)2x = 80Temperature of mixture is 40



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