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A copper wire that has been heated to 520C for pliability is plunged into 350 ml of water at 18C. The final temperature of the

A copper wire that has been heated to 520C for pliability is plunged into 350 ml of water at 18C. The final temperature of the copper and water bath is 31 C. Find the mass of the copper wire. (specific heat capacity of copper is 380 J/kgC and water is 4180 J/kgC)

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