# A solid of specific heat capacity 2.1 J/kg°C at 100°C is dropped into 400 g of water at 25°C. If the final temperature is 40°C, find the mass of the solid.

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by reishumwi

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by reishumwi

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m * 2.1 * (100 - 40) = 0.400 * 1000 * (40 - 25)

m = 4.7619 kg

Perhaps, the specific heat is 2.1 kJ/kg/C , then mass will be 4.7619 grams

m = 4.7619 kg

Perhaps, the specific heat is 2.1 kJ/kg/C , then mass will be 4.7619 grams