Heat Capacity Calculate the quantity of heat required to raise the temperature of 11 kg of water from 10°C to 100°C. Assume the specific heat capacity of water is 4200 J/(kg*C). a. 4.158MJ 4.981MJ b. 3.158MJ d. 3.981MJ A block of cast iron having a mass of 8 kg cools from a temperature of 130°C to 40°C. How much energy is lost by the cast iron? Assume the heat capacity of iron is 500J/(kg °C)? a. b. - 341.212822 BTU - 314.534222 BTU C. C. d. - 311.523652 BTU - 361.264327 BTU

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 24PQ
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Heat Capacity
Calculate the quantity of heat required to raise the temperature of 11 kg of water
from 10°C to 100°C. Assume the specific heat capacity of water is 4200 J/(kg°C).
a.
4.158MJ
C.
4.981MJ
b.
3.158MJ
d.
3.981MJ
A block of cast iron having a mass of 8 kg cools from a temperature of 130°C to 40°C.
How much energy is lost by the cast iron? Assume the heat capacity of iron is
500J/(kg °C)?
- 341.212822 BTU
a.
a.
b.
C.
b.
- 314.534222 BTU
d.
- 361.264327 BTU
A copper container of mass 500 g contains 1 liter of water at 280°K. Calculate the
quantity of heat required to raise the temperature of the water and container to
boiling point. Assume that there are no heat losses.
428.62275 KJ
408.46275 KJ
- 311.523652 BTU
C.
d.
508.73315 KJ
478.67543 KJ
Transcribed Image Text:Heat Capacity Calculate the quantity of heat required to raise the temperature of 11 kg of water from 10°C to 100°C. Assume the specific heat capacity of water is 4200 J/(kg°C). a. 4.158MJ C. 4.981MJ b. 3.158MJ d. 3.981MJ A block of cast iron having a mass of 8 kg cools from a temperature of 130°C to 40°C. How much energy is lost by the cast iron? Assume the heat capacity of iron is 500J/(kg °C)? - 341.212822 BTU a. a. b. C. b. - 314.534222 BTU d. - 361.264327 BTU A copper container of mass 500 g contains 1 liter of water at 280°K. Calculate the quantity of heat required to raise the temperature of the water and container to boiling point. Assume that there are no heat losses. 428.62275 KJ 408.46275 KJ - 311.523652 BTU C. d. 508.73315 KJ 478.67543 KJ
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