Average Bond Energies Bond N=N H-H N-H Bond Energy (kJ/mol) 946 436 389 Part A Use bond energies to calculate AHrxn for the reaction. N2(g) + 3 H₂(g) → 2 NH3(g) Express your answer as an integer and include the appropriate units. AHrxn= μà Value Units ?

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Chapter17: Spontaneity, Entropy, And Free Energy
Section: Chapter Questions
Problem 3ALQ: Gas A2 reacts with gas B2 to form gas AB at a constant temperature. The bond energy of AB is much...
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19
C
Average Bond Energies
Bond
N=N
H-H
N-H
!
1
←
O
A
Bond Energy
(kJ/mol)
946
2
436
389
↑
W
S
#3
19
C
E
D
$
4
R
tv
F
67 dº
%
Part A
5
Use bond energies to calculate AHrxn for the reaction.
N₂(g) + 3 H₂(g) → 2 NH3(g)
Express your answer as an integer and include the appropriate units.
G Search or type URL
AHrxn=
Submit
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6
Value
HÅ
Request Answer
A
MacBook Pro
Y
&
7
H
U
* 00
Units
8
J
+
-
(
9
?
(
K
R
0
)
0
Aa
|
P
Review Constants I Periodic Table
+
+ 11
M
=
O
11
BO
delete
Transcribed Image Text:C Average Bond Energies Bond N=N H-H N-H ! 1 ← O A Bond Energy (kJ/mol) 946 2 436 389 ↑ W S #3 19 C E D $ 4 R tv F 67 dº % Part A 5 Use bond energies to calculate AHrxn for the reaction. N₂(g) + 3 H₂(g) → 2 NH3(g) Express your answer as an integer and include the appropriate units. G Search or type URL AHrxn= Submit T G ^ 6 Value HÅ Request Answer A MacBook Pro Y & 7 H U * 00 Units 8 J + - ( 9 ? ( K R 0 ) 0 Aa | P Review Constants I Periodic Table + + 11 M = O 11 BO delete
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