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Inside a calorimeter is 100 g of water at 39.8 C. A 10 g object at 50 C is placed inside of a calorimeter.

Inside a calorimeter is 100 g of water at 39.8 C. A 10 g object at 50 C is placed inside of a calorimeter. When equilibrium has been reached the new temperature of the water and metal object is 40 C. What type of metal is the object made from?

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