In an experiment, 190 g of aluminum (with a specific heat of 900 J/kg•K) at 53.0°C is mixed with 81.0 g of water (with a specific heat of 4186 J/kg-K) at 13.0°C, with the mixture thermally isolated. (a) What is the equilibrium temperature? What are the entropy changes of (b) the aluminum, (c) the water, and (d) the aluminum-water system? (a) Number Units (b) Number -14.5521 Units J/K (c) Number 15.4953 Units J/K (d) Number i Units J/K

In an experiment, 190 g of aluminum (with a specific heat of 900 J/kg•K) at 53.0°C is mixed with 81.0 g of water (with a specific heat of 4186 J/kg-K) at 13.0°C, with the mixture thermally isolated. (a) What is the equilibrium temperature? What are the entropy changes of (b) the aluminum, (c) the water, and (d) the aluminum-water system? (a) Number Units (b) Number -14.5521 Units J/K (c) Number 15.4953 Units J/K (d) Number i Units J/K

Physics for Scientists and Engineers: Foundations and Connections

1st Edition

ISBN:9781133939146

Author:Katz, Debora M.

Publisher:Katz, Debora M.

Chapter22: Entropy And The Second Law Of Thermodynamics

Section: Chapter Questions

Problem 80PQ

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