(Use Cw = 4190 J/kg.0C, CL = 129 J/kg.°C, LVH20 = 2260 kJ/kg) * A cold block of ice is placed in a hot bowl made of lead. a) Find Tr in terms of the symbols shown in the diagram. b) Find the change in entropy of the bowl for this process. (Leave your answer in terms of Tt.) c) Next, find the change in entropy of the H20 for this process. (Again, leave your answer in terms of Tr.) Tice Mice Cice Cw d) For the combined bowl+H2O system, will the total change in entropy ASsys be positive, negative, or zero? Why? ice M CL lead L",0 T. e) Find ASys (in terms of Tr). ** After a while, we have bowl full of water, with both the bowl and the water at the same temperature Tr.

(Use Cw = 4190 J/kg.0C, CL = 129 J/kg.°C, LVH20 = 2260 kJ/kg) * A cold block of ice is placed in a hot bowl made of lead. a) Find Tr in terms of the symbols shown in the diagram. b) Find the change in entropy of the bowl for this process. (Leave your answer in terms of Tt.) c) Next, find the change in entropy of the H20 for this process. (Again, leave your answer in terms of Tr.) Tice Mice Cice Cw d) For the combined bowl+H2O system, will the total change in entropy ASsys be positive, negative, or zero? Why? ice M CL lead L",0 T. e) Find ASys (in terms of Tr). ** After a while, we have bowl full of water, with both the bowl and the water at the same temperature Tr.

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

Chapter22: Heat Engines, Entropy, And The Second Law Of Thermodynamics

Section: Chapter Questions

Problem 22.2OQ: Assume a sample of an ideal gas is at room temperature. What action will necessarily make the...

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Question

100%

UCmperature Tw.
(Use Cw = 4190 J/kg.0C, cL = 129 J/kg.0C, LyH20
= 2260 kJ/kg) *
7.
A cold block of ice is placed in a hot bowl made
of lead.
a) Find Tr in terms of the symbols shown in the
diagram.
b) Find the change in entropy of the bowl for this
process. (Leave your answer in terms of Tr.)
c) Next, find the change in entropy of the H20
for this process. (Again, leave your answer in
terms of Tr.)
Tice
Mjce Cjce Cw
d) For the combined bowl+H2O_system, will the
total change in entropy ASsys be positive,
negative, or zero? Why?
ice
M CL
lead
L",0
T.
e) Find ASsys (in terms of T?). **
After a while, we have bowl full of water, with
both the bowl and the water at the same
temperature Tr.

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