Thermodynamics Practice Test

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27 Οκτ 2013 (πριν από 4 χρόνια και 2 μήνες)

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Thermodynamics Practice Test


1) chapter 6 #44


2) chapter 6 #60


3) chapter 6 #71


4) chapter 6 #83


5) chapter 17 #39


6) chapter 17 #42


7) chapter 17 #51


8) chapter 17 #55


9) chapter 17 #64


It is also a good idea to review the bell that was handed
out on Friday


Answers


1) a) 286 kJ released


b) 572 kJ released


c) 3320 kJ released


d)
2.3 x 10
9

kJ released


2)
-
56 kJ/mol


3) The answer is in the back of your book.


4) The answer is in the back of your book.


5) The answer is in the back
of your book.


6) a)
ΔS° will be negative:
-
164 J/K


b) ΔS° will be positive: 89 J/K


c) ΔS° will be negative:
-
130. J/K


7) The answer is in the back of your book.


8) The answer is in the back of your book.


9)
ΔG° =
-
90. kJ


K = 5.9 x 1
0
15


Because there is a decrease in the number of moles of
gaseous

particles ΔS° will be negative.
Because ΔG° is negative, ΔH
°
is also negative. The reaction will be spontaneous at low
temperatures.