The human body can cool itself by evaporation, usually in the form of sweat. Consider this cooling effect on a 63.5 kg woman.    How many kilograms of water must evaporate from the woman to lower her body temperature by 0.95°C? The latent heat of vaporization of water is Lv = 580 kcal/kg.

College Physics
11th Edition
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
Chapter1: Units, Trigonometry. And Vectors
Section: Chapter Questions
Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...
icon
Related questions
icon
Concept explainers
Question

 The human body can cool itself by evaporation, usually in the form of sweat. Consider this cooling effect on a 63.5 kg woman.    How many kilograms of water must evaporate from the woman to lower her body temperature by 0.95°C? The latent heat of vaporization of water is Lv = 580 kcal/kg. 

Substances
Solids
Concrete (Granite)
Glass
Human Body
Ice (average)
Liquids
Water
Gases
Air (Dry)
Steam (100°C)
Specific heat (c)
kcal/kg C
0.20
0.20
0.83
0.50
J/kg C
840
840
3500
2090
4186
1.000
721 (1015) 0.172 (0.242)
1520 (2020) 0.363(0.482)
Transcribed Image Text:Substances Solids Concrete (Granite) Glass Human Body Ice (average) Liquids Water Gases Air (Dry) Steam (100°C) Specific heat (c) kcal/kg C 0.20 0.20 0.83 0.50 J/kg C 840 840 3500 2090 4186 1.000 721 (1015) 0.172 (0.242) 1520 (2020) 0.363(0.482)
Expert Solution
trending now

Trending now

This is a popular solution!

steps

Step by step

Solved in 2 steps

Blurred answer
Knowledge Booster
Energy transfer
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.
Similar questions
Recommended textbooks for you
College Physics
College Physics
Physics
ISBN:
9781305952300
Author:
Raymond A. Serway, Chris Vuille
Publisher:
Cengage Learning
University Physics (14th Edition)
University Physics (14th Edition)
Physics
ISBN:
9780133969290
Author:
Hugh D. Young, Roger A. Freedman
Publisher:
PEARSON
Introduction To Quantum Mechanics
Introduction To Quantum Mechanics
Physics
ISBN:
9781107189638
Author:
Griffiths, David J., Schroeter, Darrell F.
Publisher:
Cambridge University Press
Physics for Scientists and Engineers
Physics for Scientists and Engineers
Physics
ISBN:
9781337553278
Author:
Raymond A. Serway, John W. Jewett
Publisher:
Cengage Learning
Lecture- Tutorials for Introductory Astronomy
Lecture- Tutorials for Introductory Astronomy
Physics
ISBN:
9780321820464
Author:
Edward E. Prather, Tim P. Slater, Jeff P. Adams, Gina Brissenden
Publisher:
Addison-Wesley
College Physics: A Strategic Approach (4th Editio…
College Physics: A Strategic Approach (4th Editio…
Physics
ISBN:
9780134609034
Author:
Randall D. Knight (Professor Emeritus), Brian Jones, Stuart Field
Publisher:
PEARSON