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chemistry

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the temperature of 100g of water initaially at 25 degrees celsius in a calorimeter increases to 30 degrees celsius after adding a 20g piece of hot aluminum. what was the temperature of the aluminum before adding it to water?

  • chemistry - ,

    [mass Al x sp. h. Al x (TfinalAl-TinitialAl)] + [mass water x sp.h. water x (TfinalH2O-TinitialH2O)] = 0
    Solve for TinitialAl

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