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For the reaction 2 NaHCO3 (s) → Na₂CO3 (s) + H₂O (1) + CO₂ (g), AH = +85.0 kJ and AS is calculated from the S° values: NaHCO3(s) - 102 J mol¹¹ K¹, Na₂CO3(s) - 136 J mol¹¹ K¹, H₂0 (1) - 70 J mol¹¹ K¹ and CO₂ (g)-214 J mol¹ K¹. The value of AG is O + 149 kJ. O +79.6 kJ. O-9.8 kJ. O +20.6 kJ.

For the reaction 2 NaHCO3 (s) → Na₂CO3 (s) + H₂O (1) + CO₂ (g), AH = +85.0 kJ and AS is calculated from the S° values: NaHCO3(s) - 102 J mol¹¹ K¹, Na₂CO3(s) - 136 J mol¹¹ K¹, H₂0 (1) - 70 J mol¹¹ K¹ and CO₂ (g)-214 J mol¹ K¹. The value of AG is O + 149 kJ. O +79.6 kJ. O-9.8 kJ. O +20.6 kJ.

Chemistry & Chemical Reactivity
Chemistry & Chemical Reactivity
9th Edition
ISBN:9781133949640
Author:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
Publisher:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
Chapter18: Principles Of Chemical Reactivity: Entropy And Free Energy
Section: Chapter Questions
Problem 21PS: 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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For the reaction 2 NaHCO3 (s) → Na₂CO3 (s) + H₂O (1) + CO₂ (g), AH = +85.0 kJ and AS is calculated from the S° values: NaHCO3(s) - 102 J mol¹¹ K¹, Na₂CO3(s) - 136 J mol¹¹ K¹, H₂0 (1) - 70 J mol¹¹ K¹ and CO₂ (g)-214 J mol¹ K¹. The value of AG is O + 149 kJ. O +79.6 kJ. O-9.8 kJ. O +20.6 kJ.
Transcribed Image Text:For the reaction 2 NaHCO3 (s) → Na₂CO3 (s) + H₂O (1) + CO₂ (g), AH = +85.0 kJ and AS is calculated from the S° values: NaHCO3(s) - 102 J mol¹¹ K¹, Na₂CO3(s) - 136 J mol¹¹ K¹, H₂0 (1) - 70 J mol¹¹ K¹ and CO₂ (g)-214 J mol¹ K¹. The value of AG is O + 149 kJ. O +79.6 kJ. O-9.8 kJ. O +20.6 kJ.
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