In an electric freezer, 400.0 g of water at 18.0 degree C is cooled, frozen, and the ice is chilled to -5.00 degree C. How much total heat was removed from the water

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  1. heat to cool water to 0C: 400g*cwater*18
    heat to make ice at OC: 400*Hf
    heat to cool ice down: 400(cice)(5)

    look up the specific heats of ice, and water, memorize them. all the heats removed

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