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A piece of iron cube of mass 25g at 150°C is placed in a copper...

A piece of iron cube of mass 25g at 150°C is placed in a copper calorimeter of mass 50g containing 40g of water at 30°C ignoring the heat loss. calculate the final temperature of the mixture(specific heat capacity of water 4.2J\g/k, copper 0.4,iron 0.46?
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