Determine the energy required to freeze 10.7 kg of water at 77.0 ° C.* Express your answer in MJ. Calores latentes de fusión y vaporizaciónCalor latenteCalor latentePunto dede fusiónPunto dede vaporización(J/kg)Sustanciafusión (°C)(J/kg)ebullición (°C)- 269.65- 209.975.23 × 102.55 × 104- 268.93- 195.81Helio2.09 × 10+2.01 × 10NitrógenoOxígenoAlcohol etílico-218.791.38 × 104-182.972.13 × 10°-1141.04 × 105788.54 × 105Agua0.003.33 × 105100.002.26 × 106Azufre1193.81 × 10ª444.603.26 × 105Plomo327.32.45 × 10ª1 7508.70 × 1051.14 × 1072.33 × 106Aluminio6603.97 × 1052 450Plata960.808.82 × 10+2 1931 063.001 0832 6601 187Oro6.44 × 10+1.58 × 106Cobre1.34 × 1055.06 × 106 Calores específicos de algunas sustancias a 25°C y presión atmosféricaCalor específico cJ/kg • °CSustanciacal/g· °CSustanciaSólidos elementalesOtros sólidosAluminio9000.215LatónBerilio1 8300.436VidrioCadmio2300.055Hielo (-5°C)Cobre3870.092 4MármolGermanio3220.077MaderaOro1290.030 8LíquidosHierro4480.107Alcohol (etílico)Plomo1280.030 5MercurioSilicio7030.168Agua (15°C)Plata2340.56GasVapor (100°C)

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Determine the energy required to freeze 10.7 kg of water at 77.0 ° C. * Express your answer in MJ.

Physics for Scientists and Engineers, Technology Update (No access codes included)

9th Edition

ISBN:9781305116399

Author:Raymond A. Serway, John W. Jewett

Publisher:Raymond A. Serway, John W. Jewett

Chapter19: Temperature

Section: Chapter Questions

Problem 19.2OQ: When a certain gas under a pressure of 5.00 106 Pa at 25.0C is allowed to expand to 3.00 times its...

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Question

Determine the energy required to freeze 10.7 kg of water at 77.0 ° C.

* Express your answer in MJ.

Calores latentes de fusión y vaporización
Calor latente
Calor latente
Punto de
de fusión
Punto de
de vaporización
(J/kg)
Sustancia
fusión (°C)
(J/kg)
ebullición (°C)
- 269.65
- 209.97
5.23 × 10
2.55 × 104
- 268.93
- 195.81
Helio
2.09 × 10+
2.01 × 10
Nitrógeno
Oxígeno
Alcohol etílico
-218.79
1.38 × 104
-182.97
2.13 × 10°
-114
1.04 × 105
78
8.54 × 105
Agua
0.00
3.33 × 105
100.00
2.26 × 106
Azufre
119
3.81 × 10ª
444.60
3.26 × 105
Plomo
327.3
2.45 × 10ª
1 750
8.70 × 105
1.14 × 107
2.33 × 106
Aluminio
660
3.97 × 105
2 450
Plata
960.80
8.82 × 10+
2 193
1 063.00
1 083
2 660
1 187
Oro
6.44 × 10+
1.58 × 106
Cobre
1.34 × 105
5.06 × 106

Calores específicos de algunas sustancias a 25°C y presión atmosférica
Calor específico c
J/kg • °C
Sustancia
cal/g· °C
Sustancia
Sólidos elementales
Otros sólidos
Aluminio
900
0.215
Latón
Berilio
1 830
0.436
Vidrio
Cadmio
230
0.055
Hielo (-5°C)
Cobre
387
0.092 4
Mármol
Germanio
322
0.077
Madera
Oro
129
0.030 8
Líquidos
Hierro
448
0.107
Alcohol (etílico)
Plomo
128
0.030 5
Mercurio
Silicio
703
0.168
Agua (15°C)
Plata
234
0.56
Gas
Vapor (100°C)

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