6. Find the AH (500 K) for the decomposition of sodium bicarbonate to sodium carbonate. 2NaHCO3 (s) Na₂CO3 (s) + CO2 (g) + H₂O (1) (assume that the Cp values are approximately constant in the temperature range in question. Tabulated values are for 298 K). Cp (J/mol K) AH, (kJ/mol) NaHCO. | 87.6 Na₂CO3 112.3 37.11 33.58 CO₂ H₂O -950.81 -1130.77 -393.51 -285.83

Chemistry & Chemical Reactivity
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Author:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
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Chapter18: Principles Of Chemical Reactivity: Entropy And Free Energy
Section: Chapter Questions
Problem 37PS: For the reaction BaCO3(s) BaO(s) + CO2(g), rG = +219.7 kJ/mol-rxn. Using this value and other data...
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6.
Find the AHxn (500 K) for the decomposition of sodium bicarbonate to sodium
carbonate.
2NaHCO3 (s) Na₂CO3 (s) + CO2(g) + H₂O (1)
(assume that the Cp values are approximately constant in the temperature range in question.
Tabulated values are for 298 K).
Cp (J/mol K)
AH, (kJ/mol)
NaHCO. |87.6
Na₂CO3 112.3
37.11
33.58
CO₂
H₂O
-950.81
-1130.77
-393.51
-285.83
Transcribed Image Text:6. Find the AHxn (500 K) for the decomposition of sodium bicarbonate to sodium carbonate. 2NaHCO3 (s) Na₂CO3 (s) + CO2(g) + H₂O (1) (assume that the Cp values are approximately constant in the temperature range in question. Tabulated values are for 298 K). Cp (J/mol K) AH, (kJ/mol) NaHCO. |87.6 Na₂CO3 112.3 37.11 33.58 CO₂ H₂O -950.81 -1130.77 -393.51 -285.83
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