Jse the following table of bond energies to calculate the molar enthalpy of combustion of acetylene (C2H2) gas in oxygen, based on the following chemical equation: C2H2(g) + 2.502(g)→2CO2(g) + H2O(g) Single Bond CNOo H H 432 411 346 386 305 167 459 358 201 142 C=C 602 C=0 799 Multiple C=C 835 C=0 1072 Bonds C=N 615 O=0 494 C=N 887 N=N 942 "All values in kJ/mol** Z O

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Chapter1: Chemical Foundations
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Use the following table of bond energies to calculate the molar
enthalpy of combustion of acetylene (C2H2) gas in oxygen, based on
the following chemical equation:
C2H2(g) + 2.502(g) → 2CO2(g) + H2O(g)
->
Single
H.
C
N
kJ/mol
Bond
H
432
C
411
346
386
305
167
1
459
358
201
142
C=C
602
C=O
799
4
6.
C
Multiple
C=C
835
C=0
1072
Bonds
C=N
615
O=0
494
C=N
887
N=N
942
8.
9.
**All values in kJ/mol**
+/-
X 100
2.
7.
Transcribed Image Text:Use the following table of bond energies to calculate the molar enthalpy of combustion of acetylene (C2H2) gas in oxygen, based on the following chemical equation: C2H2(g) + 2.502(g) → 2CO2(g) + H2O(g) -> Single H. C N kJ/mol Bond H 432 C 411 346 386 305 167 1 459 358 201 142 C=C 602 C=O 799 4 6. C Multiple C=C 835 C=0 1072 Bonds C=N 615 O=0 494 C=N 887 N=N 942 8. 9. **All values in kJ/mol** +/- X 100 2. 7.
Identify the overall molecular dipole moment of water using a vector arrow.
A) I
B)II
H.
H.
H
H.
H.
C) II
II
II
IV
D) IV
エ
Transcribed Image Text:Identify the overall molecular dipole moment of water using a vector arrow. A) I B)II H. H. H H. H. C) II II II IV D) IV エ
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