A 50.0-g piece of brass (specific heat 380 J/kg K) is heated to 90.0° C and immersed in 100 g of water (specific heat 4184 J/kg K), initially at 15.0° C c. The well-insulated container is then sealed and allowed to reach thermal equilibrium. What is the final temperature of the system? 18.3° C 13.7° C 24.8° C 36.3° C 12.9° C

Physics for Scientists and Engineers: Foundations and Connections
1st Edition
ISBN:9781133939146
Author:Katz, Debora M.
Publisher:Katz, Debora M.
Chapter21: Heat And The First Law Of Thermodynamics
Section: Chapter Questions
Problem 21PQ
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A 50.0-g piece of brass (specific heat 380 J/kg K) is heated to
90.0° C and immersed in 100 g of water (specific heat 4184 J/kg K),
initially at 15.0° C c. The well-insulated container is then sealed
and allowed to reach thermal equilibrium.
What is the final temperature of the system?
18.3° C
13.7° С
24.8° C
36.3° C
12.9° C
Transcribed Image Text:A 50.0-g piece of brass (specific heat 380 J/kg K) is heated to 90.0° C and immersed in 100 g of water (specific heat 4184 J/kg K), initially at 15.0° C c. The well-insulated container is then sealed and allowed to reach thermal equilibrium. What is the final temperature of the system? 18.3° C 13.7° С 24.8° C 36.3° C 12.9° C
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