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2 kg of ice at -15^@C is mixed with 2.5 ...

2 kg of ice at `-15^@C` is mixed with 2.5 kg of water at `25^@C` in an insulating container. If the specific heat capacities of ice and water are `0.5 cal//g^@C` and `1 cal//g^@C`, find the amount of water present in the container? (in kg nearest integer)

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