Calculate the difference, in kilojoules, between AE and AH for the following exothermic reaction at 59 °C. 2N,O(g) + 302(g) – 4NO;(8) Use the data in table below: Standard Enthalpies of Formation of Typical Substances AN; (kl mol-1) Substance Substance AH; (kJ mol-) Ag() AgBr) -187.6 - 100.4 HB:(g) HCI(g) HI(g) HNO,() -36 AgCIG) -127.0 -92.30 Al) 26.6 Al,O,() C) (graphite) - 1669.8 -173.2 H;SO) HC,H,O,() Hg() -811.32 CO(g) CO() -110.5 -487.0 -393.5 -74.848 Hglg) 60.84 CH,CKg) CH,(g) CH,OH() CO(NH,) (urea) CO(NH,),(ag) -82.0 14.2 K() - 238.6 KCI) -435.89 -333.19 K,SO,) -1433.7 -391.2 226.75 NH3(g) -46.19 C,H(2) 52.284 NH,CI) -315.4 NO(g) NO,(g) N,O(g) -84.667 90.37 C,H,OH(/) Cal) CaBr() CaCO,6) -277.63 33.8 81.57 -682.8 9.67 N,O,(g) Na() -1207 11 CaCla() -795.0 CaO) NaHCOg6) Na,CO,() NCI) -635.5 -947.7 Ca(OH),() -986.59 -1131 CaSO,) - 1432.7 -411.0 - 1575.2 NaOH() -426.8 CASO, H,0() CaSO, 2H,0() - 2021.1 Na,SO,0) - 1384.5 Olg) Fe() Pb() Fe,O() -822.2 -219.2 S) H,O(g) -241.8 SO(g) -296.9 H,O() -285.9 So,(g) -395.2 ΔΕ -ΔΗ kJ eTextbook and Media Which is more exothermic, AE or AH? O AE is more exothermic. O AHIS more exothermic.
Calculate the difference, in kilojoules, between AE and AH for the following exothermic reaction at 59 °C. 2N,O(g) + 302(g) – 4NO;(8) Use the data in table below: Standard Enthalpies of Formation of Typical Substances AN; (kl mol-1) Substance Substance AH; (kJ mol-) Ag() AgBr) -187.6 - 100.4 HB:(g) HCI(g) HI(g) HNO,() -36 AgCIG) -127.0 -92.30 Al) 26.6 Al,O,() C) (graphite) - 1669.8 -173.2 H;SO) HC,H,O,() Hg() -811.32 CO(g) CO() -110.5 -487.0 -393.5 -74.848 Hglg) 60.84 CH,CKg) CH,(g) CH,OH() CO(NH,) (urea) CO(NH,),(ag) -82.0 14.2 K() - 238.6 KCI) -435.89 -333.19 K,SO,) -1433.7 -391.2 226.75 NH3(g) -46.19 C,H(2) 52.284 NH,CI) -315.4 NO(g) NO,(g) N,O(g) -84.667 90.37 C,H,OH(/) Cal) CaBr() CaCO,6) -277.63 33.8 81.57 -682.8 9.67 N,O,(g) Na() -1207 11 CaCla() -795.0 CaO) NaHCOg6) Na,CO,() NCI) -635.5 -947.7 Ca(OH),() -986.59 -1131 CaSO,) - 1432.7 -411.0 - 1575.2 NaOH() -426.8 CASO, H,0() CaSO, 2H,0() - 2021.1 Na,SO,0) - 1384.5 Olg) Fe() Pb() Fe,O() -822.2 -219.2 S) H,O(g) -241.8 SO(g) -296.9 H,O() -285.9 So,(g) -395.2 ΔΕ -ΔΗ kJ eTextbook and Media Which is more exothermic, AE or AH? O AE is more exothermic. O AHIS more exothermic.
Principles of Modern Chemistry
8th Edition
ISBN:9781305079113
Author:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler
Publisher:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler
Chapter12: Thermodynamic Processes And Thermochemistry
Section: Chapter Questions
Problem 30P
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Transcribed Image Text:Calculate the difference, in kilojoules, between AE and AH for the following exothermic reaction at 59 °C.
2N2O(g) + 302(8) – 4NO2(9)
Use the data in table below:
Standard Enthalpies of Formation of Typical Substances
Substance
AH; (kl mol-)
Substance
AH (kJ mol-)
Agl)
AgBr()
-187.6
-100.4
HBr(g)
-36
AGCIG)
HCI(g)
HI(g)
HNO,()
-127.0
-92.30
Al()
26.6
Al,O,l)
C) (graphite)
CO(g)
- 1669.8
-173.2
H,SO)
-811.32
HC,H,O,(/)
Hg(/)
-110.5
-487.0
-393.5
-74.848
Hg(g)
60.84
CH,CI(g)
CH,(g)
CH,OH(/)
-82.0
14.2
K()
-238.6
KCI)
-435.89
CO(NH)) (urea)
-333.19
K,SO,)
-1433.7
N;(g)
NH3(g)
CONH,),(ag)
-391.2
C;H2(g)
CH,(2)
226.75
-46.19
52.284
NH,CI)
--315.4
-84.667
90.37
NO(g)
NOg)
N,Og)
C,H,OH()
-277.63
33.8
Cal)
81.57
CaBr,()
-682.8
9.67
- 1207
N,O,(g)
11
CaCla()
-795.0
Na(s)
CaO)
-635.5
NaHCO,6)
-947.7
Ca(OH))
Na,CO,()
NaCI)
-986.59
-1131
CaSO,)
- 1432.7
- 1575.2
-411.0
CaSO, H,0)
NaOH()
-426.8
CaSO,. 2H,0()
- 2021.1
Na,SO,()
- 1384.5
Cg)
Olg)
Fe(s)
Pb()
Fe,O6)
HAg)
-822.2
PbO()
-219.2
H;O(g)
-241.8
SO:(g)
-296.9
H,O)
-285.9
SO,(g)
-395.2
ΔΕ-ΔΗ
kJ
eTextbook and Media
Which is more exothermic, AE or AH?
AE is more exothermic.
O AHis more exothermic.
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