490 grams of copper pellets are removed from 150 ° C oven and immediately dropped into 650 mL of water in an insulated cup . The temperature of water raises 43 ° C then remains at that temperature . Calculate the following : a) Mass of water in kilograms b) The heat energy removed from copper pellets in joules • ( Sp.Heat of copper is 385 J / Kg ° C ) c) The initial temperature of water degree celsius ( Sp.Heat of water = 4186 J / kg ° C )
490 grams of copper pellets are removed from 150 ° C oven and immediately dropped into 650 mL of water in an insulated cup . The temperature of water raises 43 ° C then remains at that temperature . Calculate the following : a) Mass of water in kilograms b) The heat energy removed from copper pellets in joules • ( Sp.Heat of copper is 385 J / Kg ° C ) c) The initial temperature of water degree celsius ( Sp.Heat of water = 4186 J / kg ° C )
Principles of Physics: A Calculus-Based Text
5th Edition
ISBN:9781133104261
Author:Raymond A. Serway, John W. Jewett
Publisher:Raymond A. Serway, John W. Jewett
Chapter17: Energy In Thermal Processes: The First Law Of Thermodynamics
Section: Chapter Questions
Problem 11P
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490 grams of copper pellets are removed from 150 ° C oven and immediately dropped into 650 mL of water in an insulated cup . The temperature of water raises 43 ° C then remains at that temperature . Calculate the following :
a) Mass of water in kilograms
b) The heat energy removed from copper pellets in joules • ( Sp.Heat of copper is 385 J / Kg ° C )
c) The initial temperature of water degree celsius ( Sp.Heat of water = 4186 J / kg ° C )
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