A 0.40 kg iron hook is forged and dropped into 1.25 L of water in a 0.31 kg iron pot at 20 degrees Celsius. The specific heat for iron is 450 J/kgC, and for water is 4186 J/kgC. If the final equilibrium temperature is 25 degrees Celsius, determine the initial temperature of the hot horseshoe.

A 0.40 kg iron hook is forged and dropped into 1.25 L of water in a 0.31 kg iron pot at 20 degrees Celsius. The specific heat for iron is 450 J/kgC, and for water is 4186 J/kgC. If the final equilibrium temperature is 25 degrees Celsius, determine the initial temperature of the hot horseshoe.

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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