M %24 Identify each energy exchange as primarily heat or work, and determine whether the sign of the internal energy, AE, is positive or negative for the system. Note that AU is used as the symbol for internal energy in some sources. An ice chest is filled with ice to cool down drinks. The drinks are the system. O work, positive O heat, positive O heat, negative O work, negative A chair is pushed across a room. The chair is the system. work, negative O work, positive O heat, negative O heat, positive MacBook Pro & %23 7. 5. 4. 3. P. R. K. N B. C. gE command uondo MOSISO B F. %24 D. 36 %23 A chair is pushed across a room. The chair is the system. O work, negative O work, positive O heat, negative O heat, positive A pot of water is warmed by a flame. The water is the sytem. O heat, negative O work, negative O work, positive O heat, positive MacBook Pro Q & %23 $4 9. 7. 4. 5. 3. R. K. H. command MOSISO
M %24 Identify each energy exchange as primarily heat or work, and determine whether the sign of the internal energy, AE, is positive or negative for the system. Note that AU is used as the symbol for internal energy in some sources. An ice chest is filled with ice to cool down drinks. The drinks are the system. O work, positive O heat, positive O heat, negative O work, negative A chair is pushed across a room. The chair is the system. work, negative O work, positive O heat, negative O heat, positive MacBook Pro & %23 7. 5. 4. 3. P. R. K. N B. C. gE command uondo MOSISO B F. %24 D. 36 %23 A chair is pushed across a room. The chair is the system. O work, negative O work, positive O heat, negative O heat, positive A pot of water is warmed by a flame. The water is the sytem. O heat, negative O work, negative O work, positive O heat, positive MacBook Pro Q & %23 $4 9. 7. 4. 5. 3. R. K. H. command MOSISO
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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Transcribed Image Text:M
%24
Identify each energy exchange as primarily heat or work, and determine whether the sign of the internal energy, AE, is positive
or negative for the system. Note that AU is used as the symbol for internal energy in some sources.
An ice chest is filled with ice to cool down drinks. The drinks are the system.
O work, positive
O heat, positive
O heat, negative
O work, negative
A chair is pushed across a room. The chair is the system.
work, negative
O work, positive
O heat, negative
O heat, positive
MacBook Pro
&
%23
7.
5.
4.
3.
P.
R.
K.
N
B.
C.
gE
command
uondo
MOSISO

Transcribed Image Text:B
F.
%24
D.
36
%23
A chair is pushed across a room. The chair is the system.
O work, negative
O work, positive
O heat, negative
O heat, positive
A pot of water is warmed by a flame. The water is the sytem.
O heat, negative
O work, negative
O work, positive
O heat, positive
MacBook Pro
Q
&
%23
$4
9.
7.
4.
5.
3.
R.
K.
H.
command
MOSISO
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