A 1654 kg sample of water at 0 C is cooled to -22 °C, and freezes in the process. How much heat is liberated? (For water Ly= 334 kJ/kg and Ly = 2257 kJ/kg. The specific heat for ice is 2050 Jkg - K.) 4.78x105 kJ O 7.05x105 kJ 6.27x105 kJ 1.45x105 kJ

A 1654 kg sample of water at 0 C is cooled to -22 °C, and freezes in the process. How much heat is liberated? (For water Ly= 334 kJ/kg and Ly = 2257 kJ/kg. The specific heat for ice is 2050 Jkg - K.) 4.78x105 kJ O 7.05x105 kJ 6.27x105 kJ 1.45x105 kJ

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 68PQ

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Part A
A 1654 kg sample of water at 0 °C is cooled to -22 °C, and freezes in the process. How much heat is liberated? (For water Ly= 334 kJ/kg and Ly= 2257 kJ/kg. The specific heat for ice is 2050 J/kg - K.)
4.78x105 kJ
7.05x105 kJ
O 6.27x105 kJ
O 1.45x105 kJ
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