A 30-kg aluminum block initially at 140C is broughtinto contact with a 40-kg block of iron at 60C in an insulatedenclosure. Determine the final equilibrium temperatureand the total entropy change for this process.

A 30-kg aluminum block initially at 140C is broughtinto contact with a 40-kg block of iron at 60C in an insulatedenclosure. Determine the final equilibrium temperatureand the total entropy change for this process.

University Physics Volume 2

18th Edition

ISBN:9781938168161

Author:OpenStax

Publisher:OpenStax

Chapter4: The Second Law Of Thermodynamics

Section: Chapter Questions

Problem 75AP: A 0.50-kg piece of aluminum at 250 is dropped into 1.0 kg of water at 20 . After equilibrium is...

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Question

A 30-kg aluminum block initially at 140C is brought
into contact with a 40-kg block of iron at 60C in an insulated
enclosure. Determine the final equilibrium temperature
and the total entropy change for this process.

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