Using heats of formation given, calculate the heat of reaction for the following reaction: Fe2O3(s) + 2Al(s) → Al2O3(s) + 2Fe(s)

Chemistry: Principles and Reactions
8th Edition
ISBN:9781305079373
Author:William L. Masterton, Cecile N. Hurley
Publisher:William L. Masterton, Cecile N. Hurley
Chapter20: Chemistry Of The Metals
Section: Chapter Questions
Problem 34QAP: The equilibrium constant for the reaction 2CrO42(aq)+2H+(aq)Cr2O72(aq)+H2O is 31014 . What must the...
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Using heats of formation given, calculate the heat of reaction for the following reaction:

Fe2O3(s) + 2Al(s) → Al2O3(s) + 2Fe(s)

AH,°
(k)
mol"')
U mol-1
K"')
AG;°
(kJ
mol-')
Species
Aluminum
Al(s)
28.3
AICI,(s)
- 704.2
110.7
-628.9
Al,O;(s)
-1676
50.92
-1582
AIPO,(s)
-1733.8
90.76
-1617.9
Al,(SO,),(s)
-3440.84
239.3
-3099.94
Iron
Fe(s)
27.3
FeCl,(s)
-340.67
117.9
- 302.3
FeCl;(s)
- 399.49
142.3
-334.00
FECO3(s)
-741
93
- 667
Fe(CO),(€)
-774.0
338
-705.4
-733.8
445.2
-697.3
Fe(CO)s(g)
FeO(s)
-272
-
Fe,O;
-824.2
87.40
-742.2
(s, hematite)
- 1015
Fe,O,
(s, magnetite)
Fe(OH),(s)
-1118
146
- 569.0
88
-486.5
Fe(OH),(s)
-823.0
106.7
-696.5
FeS;(s)
-177.5
122.2
- 166.7
FESO,(s)
-928.4
107.5
-820.8
Transcribed Image Text:AH,° (k) mol"') U mol-1 K"') AG;° (kJ mol-') Species Aluminum Al(s) 28.3 AICI,(s) - 704.2 110.7 -628.9 Al,O;(s) -1676 50.92 -1582 AIPO,(s) -1733.8 90.76 -1617.9 Al,(SO,),(s) -3440.84 239.3 -3099.94 Iron Fe(s) 27.3 FeCl,(s) -340.67 117.9 - 302.3 FeCl;(s) - 399.49 142.3 -334.00 FECO3(s) -741 93 - 667 Fe(CO),(€) -774.0 338 -705.4 -733.8 445.2 -697.3 Fe(CO)s(g) FeO(s) -272 - Fe,O; -824.2 87.40 -742.2 (s, hematite) - 1015 Fe,O, (s, magnetite) Fe(OH),(s) -1118 146 - 569.0 88 -486.5 Fe(OH),(s) -823.0 106.7 -696.5 FeS;(s) -177.5 122.2 - 166.7 FESO,(s) -928.4 107.5 -820.8
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