To heat 1 cup of water (250 cm3 ) to make coffee, you place an electric heating element in the cup. As the water temperature increases from 17.0˚C to 65.0˚C, the temperature of the heating element remains at a constant 110˚C. A) Calculate the change in entropy of the heating element. Treat the heating element as a heat reservoir. ΔS = _______J/K B)Calculate the change in entropy of the heating element. Treat the heating element as a heat reservoir. ΔS = _______J/K C) What is the change in entropy of the system of water and heating element? ΔS = _______J/K D) Explain why is the process irriversible ?
To heat 1 cup of water (250 cm3 ) to make coffee, you place an electric heating element in the cup. As the water temperature increases from 17.0˚C to 65.0˚C, the temperature of the heating element remains at a constant 110˚C. A) Calculate the change in entropy of the heating element. Treat the heating element as a heat reservoir. ΔS = _______J/K B)Calculate the change in entropy of the heating element. Treat the heating element as a heat reservoir. ΔS = _______J/K C) What is the change in entropy of the system of water and heating element? ΔS = _______J/K D) Explain why is the process irriversible ?
Physics for Scientists and Engineers
10th Edition
ISBN:9781337553278
Author:Raymond A. Serway, John W. Jewett
Publisher:Raymond A. Serway, John W. Jewett
Chapter21: Heat Engines, Entropy, And The Second Law Of Thermodynamics
Section: Chapter Questions
Problem 43AP: An athlete whose mass is 70.0 kg drinks 16.0 ounces (454 g) of refrigerated water. The water is at a...
Related questions
Question
To heat 1 cup of water (250 cm3 ) to make coffee, you place an electric heating element in the cup. As the water temperature increases from 17.0˚C to 65.0˚C, the temperature of the heating element remains at a constant 110˚C.
A) Calculate the change in entropy of the heating element. Treat the heating element as a heat reservoir.
ΔS = _______J/K
B)Calculate the change in entropy of the heating element. Treat the heating element as a heat reservoir.
ΔS = _______J/K
C) What is the change in entropy of the system of water and heating element?
ΔS = _______J/K
D) Explain why is the process irriversible ?
Expert Solution
This question has been solved!
Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.
This is a popular solution!
Trending now
This is a popular solution!
Step by step
Solved in 4 steps with 3 images
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, physics and related others by exploring similar questions and additional content below.Recommended textbooks for you
Physics for Scientists and Engineers
Physics
ISBN:
9781337553278
Author:
Raymond A. Serway, John W. Jewett
Publisher:
Cengage Learning
Physics for Scientists and Engineers with Modern …
Physics
ISBN:
9781337553292
Author:
Raymond A. Serway, John W. Jewett
Publisher:
Cengage Learning
Principles of Physics: A Calculus-Based Text
Physics
ISBN:
9781133104261
Author:
Raymond A. Serway, John W. Jewett
Publisher:
Cengage Learning
Physics for Scientists and Engineers
Physics
ISBN:
9781337553278
Author:
Raymond A. Serway, John W. Jewett
Publisher:
Cengage Learning
Physics for Scientists and Engineers with Modern …
Physics
ISBN:
9781337553292
Author:
Raymond A. Serway, John W. Jewett
Publisher:
Cengage Learning
Principles of Physics: A Calculus-Based Text
Physics
ISBN:
9781133104261
Author:
Raymond A. Serway, John W. Jewett
Publisher:
Cengage Learning
Physics for Scientists and Engineers, Technology …
Physics
ISBN:
9781305116399
Author:
Raymond A. Serway, John W. Jewett
Publisher:
Cengage Learning
College Physics
Physics
ISBN:
9781305952300
Author:
Raymond A. Serway, Chris Vuille
Publisher:
Cengage Learning
College Physics
Physics
ISBN:
9781938168000
Author:
Paul Peter Urone, Roger Hinrichs
Publisher:
OpenStax College