An unknown mass of tin is heated to a temperature of 222 c, Ask an Expert

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An unknown mass of tin is heated to a temperature of 222 C. It is placed into 200 g of water which is in a 100 g copper cup initially at 10 C. The system reaches an equilibrium temperature of 26 C.

(a) How much heat is gained by the cup and the water?

_____ J

(b) What is the heat lost by the sample of tin?

_____ g

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