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For a particular reaction, AH= 30.0 kJ and AS= Assume that AH and AS do not vary with temperature. (a) At what temperature will the reaction have AG 0? (b) If T is increased from that in part (a), will the reaction be spontaneous or nonspontaneous? 90.0J/K.

For a particular reaction, AH= 30.0 kJ and AS= Assume that AH and AS do not vary with temperature. (a) At what temperature will the reaction have AG 0? (b) If T is increased from that in part (a), will the reaction be spontaneous or nonspontaneous? 90.0J/K.

Chemistry
Chemistry
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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
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Please help me with question 19.67.
AH 844 k); AS -1651/K If both re (c) What (b) 2FC () 2 PCI (8) + O(8) can be ac 372 k); AS 1791/K 19.65A par constant-pressure reaction is barely sponta- neous 0 K. The enthalpy change for the reaction is +15.2 stimate AS for the reaction. reaction 19.74 The fuel marily o in burn at reactan 19.66 A certain constant-pressure reaction is barely nonspon- taneous at 45 °C. The entropy change for the reaction is 72 J/K. Estimate AH. formed that ca this sys 19.67 For a particular reaction, AH= 30.0 kl and AS = 90.0 J/K. Assume that AH and AS do not vary with temperature. Free Energy (a) At what temperature will the reaction have AG 0? (b) If T is increased from that in part (a), will the reaction be spontaneous or nonspontaneous? 19.75 Indic for ea O, is 19.68 Reactions in which a substance decomposes by losing CO are called decarbonylation reactions. The decarbonylation of acetic acid proceeds according to: (a) (b) (c) CH,COOH(I) CH,OH(8) + C0(g) 19.76 Inc ch By using data from Appendix C, calculate the minimum temperature at which this process will be spontaneous un- der standard conditions. Assume that AH" and AS do not y with temperature. of vary v 19.69) Consider the following reaction between oxides of nitrogen: 19.77 ANO)
Transcribed Image Text:AH 844 k); AS -1651/K If both re (c) What (b) 2FC () 2 PCI (8) + O(8) can be ac 372 k); AS 1791/K 19.65A par constant-pressure reaction is barely sponta- neous 0 K. The enthalpy change for the reaction is +15.2 stimate AS for the reaction. reaction 19.74 The fuel marily o in burn at reactan 19.66 A certain constant-pressure reaction is barely nonspon- taneous at 45 °C. The entropy change for the reaction is 72 J/K. Estimate AH. formed that ca this sys 19.67 For a particular reaction, AH= 30.0 kl and AS = 90.0 J/K. Assume that AH and AS do not vary with temperature. Free Energy (a) At what temperature will the reaction have AG 0? (b) If T is increased from that in part (a), will the reaction be spontaneous or nonspontaneous? 19.75 Indic for ea O, is 19.68 Reactions in which a substance decomposes by losing CO are called decarbonylation reactions. The decarbonylation of acetic acid proceeds according to: (a) (b) (c) CH,COOH(I) CH,OH(8) + C0(g) 19.76 Inc ch By using data from Appendix C, calculate the minimum temperature at which this process will be spontaneous un- der standard conditions. Assume that AH" and AS do not y with temperature. of vary v 19.69) Consider the following reaction between oxides of nitrogen: 19.77 ANO)
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