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Chemistry

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A piece of aluminum having a mass of 12. 1 g at 81. 7oc was placed in a constant-pressure calorimeter of negligible heat capacity containing water. The temperature of the water rose from 23. 4oc to 24. 9oc. Calculate the mass of the water in the calorimeter. The specific heats of water and aluminum are 4. 184 j/goc and 0. 900 j/goc, respectively. Express your answer in 1 decimal place.

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