problem17_45

University Physics with Modern Physics with Mastering Physics (11th Edition)

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17.45: a) 0 metal water = + Q Q 0 metal metal metal water water water = + T c m T c m ( 29 ( 29 ( 29 ( 29 ( 29 ( 29 0 C 0 . 78 kg 500 . 0 C 0 . 2 K kg J 4190 kg 00 . 1 metal = ° - + ° c K J/kg 215 = metal c b) Water has a larger specific heat capacity so stores more heat per degree of temperature change. c) If some heat went into the styrofoam then
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Unformatted text preview: metal Q should actually be larger than in part (a), so the true metal c is larger than we calculated; the value we calculated would be smaller than the true value....
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This document was uploaded on 02/05/2008.

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