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use the second image as reference for standards

use the second image as reference for standards

Chemistry
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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use the second image as reference for standards
Using heats of formation given, calculate the heat of reaction for the following reaction: Fe203(s) + 2Al(s) → Al2O3(s) + 2Fe(s) AH° (kJ mol-) s° U mol- K-') AG° (k) 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) 27.3 117.9 FeCl,(s) FeCl,(s) - 340.67 - 302.3 - 399.49 142.3 - 334.00 FECO,(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; (s, hematite) Fe,O, (s, magnetite) -824.2 87.40 -742.2 -1118 146 - 1015 Fe(OH);(s) Fe(OH),(s) FeS;(s) - 569.0 88 -486.5 -823.0 106.7 -696.5 -177.5 122.2 -166.7 FESO,(s) -928.4 107.5 -820.8
Transcribed Image Text:Using heats of formation given, calculate the heat of reaction for the following reaction: Fe203(s) + 2Al(s) → Al2O3(s) + 2Fe(s) AH° (kJ mol-) s° U mol- K-') AG° (k) 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) 27.3 117.9 FeCl,(s) FeCl,(s) - 340.67 - 302.3 - 399.49 142.3 - 334.00 FECO,(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; (s, hematite) Fe,O, (s, magnetite) -824.2 87.40 -742.2 -1118 146 - 1015 Fe(OH);(s) Fe(OH),(s) FeS;(s) - 569.0 88 -486.5 -823.0 106.7 -696.5 -177.5 122.2 -166.7 FESO,(s) -928.4 107.5 -820.8
Standard molar enthalpies and temperatures for phase changes of water Phase Change Fusion Freezing Vaporization Condensation Transition 0°C 0°C 100°C 100°C Temperature ΔΗ 6009.5 ΔΗ -6009.5 AHvap 4.07 × 10* AHcond -4.07 × 10* AH (J/mol) Specific Heat, c (Jg'K*) Molar Heat Capacity, C, (J mol1 K^1) Substance Al(s) 0.900 24.3 Cu(s) 0.385 24.5 H;O(s) 2.09 37.7 H,O(() 4.18 75.3 H;O(g) 2.03 36.4
Transcribed Image Text:Standard molar enthalpies and temperatures for phase changes of water Phase Change Fusion Freezing Vaporization Condensation Transition 0°C 0°C 100°C 100°C Temperature ΔΗ 6009.5 ΔΗ -6009.5 AHvap 4.07 × 10* AHcond -4.07 × 10* AH (J/mol) Specific Heat, c (Jg'K*) Molar Heat Capacity, C, (J mol1 K^1) Substance Al(s) 0.900 24.3 Cu(s) 0.385 24.5 H;O(s) 2.09 37.7 H,O(() 4.18 75.3 H;O(g) 2.03 36.4
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