To decide whether AgCl should dissolve in water ( spontaneous reaction ) at 25 degrees celcius, the delta H and T delta...
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To decide whether AgCl should dissolve in water ( spontaneous reaction ) at 25 degrees celcius, the delta H and T delta...
Consider the reaction for the dissolution of AgCl in water below at 25⁰C: AgCl(s) DAg+(aq) + Cl-(aq)...
Consider the reaction for the dissolution of AgCl in water below at 25⁰C: AgCl(s) DAg+(aq) + Cl-(aq) Using the standard free energy of formation values (ΔG⁰f) from the appendix, calculate the Kc value for this reaction. Calculate the ΔG for the dissolving of AgCl in water at 25⁰C when: [Ag+]=[Cl-]= 1.00 x 10-4M
Calculate the standard change in Gibbs free energy, AG , for the given reaction at 25.0...
Calculate the standard change in Gibbs free energy, AG , for the given reaction at 25.0 "C. Consult the table of thermodynamic properties for standard Gibbs free energy of formation values. NH, CI() = NH(aq) + Cl" (aq) AGxn = kJ/mol Determine the concentration of NH(aq) if the change in Gibbs free energy, AGx. for the reaction is -9.39 kJ/mol. INH1 = Thermodynamic Properties at 298 K So 0 1 ΔΗ kJ/mol 0 105.8 -31.1 -32.6 -100.4 -127.0 -61.8 -124.4...
63) Use standard free energies of formation to calculate ΔG° at 25°C for each reaction in Problem...
answer #63 by using #61
63) Use standard free energies of formation to calculate ΔG° at 25°C for each reaction in Problem 61. How do the values of AG° calcu- lated this way compare to those calculated from ΔΗ' and AS? Which of the two methods could be used to determine how ΔG changes with temperature? İN or each reaction, calculate Δ Hon, Δ-mn, and ΔGon at 25°C and state whether the reaction is spontaneous. If the reaction is not...
Calculate the standard change in Gibbs free energy for the reaction at 25 °C. Standard Gibbs...
Calculate the standard change in Gibbs free energy for the reaction at 25 °C. Standard Gibbs free energy of formation values can be found in this table. 3H2(g) + Fe,0,($) 2Fe(s) + 3 H,0 () AGran kJ/mol Thermodynamic Properties at 298 K S° Substance Ag(s) Ag+(aq) Ag2O(s) Ag2S(s) AgBr(s) AgCl(s) AgI(S) AgNO3(s) Al(s) Al2O3(s) AlCl3(s) Ar(9) As(s) As2O5(s) AsCl3(1) Au(s) Ba(s) BaCl2(s) BaCO3(s) Bao(s) BaSO4(s) B(s) B203(s) AH kJ/mol 0 105.8 -31.1 -32.6 -100.4 -127.0 -61.8 -124.4 0 -1675.7 -704.2...
T=20 degrees Celsius, T= 273.13+20=293.13 Delta G= Delta H - T×Delta S. 1.What is delta S Using the tables i have provided? 2. What is the significance of the sign Delta S? *PLEASE SHOW ALL CALCULATIO...
T=20 degrees Celsius, T= 273.13+20=293.13
Delta G= Delta H - T×Delta S.
1.What is delta S Using the tables i have provided?
2. What is the significance of the sign Delta S?
*PLEASE SHOW ALL CALCULATIONS*
uBBOsty Part III. Entropy Calculations 1. Use your average AHo and A Go values in The Gibbs-Helmholtz equation (1) to calculate and average ASo value. Also, incorporate your ± values to calculate the precision for Δ. What is the significance of the sign for...
10. Given the following table: Compound NO: (g) N:O (g) AHP (J mol) AGP (J mol) 51.84 33.85 9.66 98.29 For t...
10. Given the following table: Compound NO: (g) N:O (g) AHP (J mol) AGP (J mol) 51.84 33.85 9.66 98.29 For the reaction: N:Oa (g) eo 2NO: (g) (a) Use the information in the Table to calculate AG for the reaction (b) Use the information in the Table to calculate AH" for the reaction (c) Calculate K, at 25 C. (d) Calculate K, at 1600 °C. (Assume AH to be temperature independent) (e) Calculate the degree of dissociation, a, of...
Typical Math Problems 1) What is the pH of a buffer solution which is 0.12M in...
Typical Math Problems 1) What is the pH of a buffer solution which is 0.12M in benzoic acid, pKa 4.19, and is 0.11M in sodium benzoate? 2) Find the %-diss of a buffer if the pKa 7.10 and the pH of the buffer is 7.50. 3) A weak monoprotic acid has a pKa 6.15. 50.00 mL of an 0.1250M aqueous solution of this weak acid is titrated with 0.1000M Na0H. a) What is the equivalence point volume and ½ equivalence...
Calculate the standard change in Gibbs free energy for the reaction at 25 °C. Standard Gibbs...
Calculate the standard change in Gibbs free energy for the reaction at 25 °C. Standard Gibbs free energy of formation values can be found in this table. 6 Cl(g)+2 Fe,O,(s)4 FeCl, (s)+30,(g) kJ/mol AGn= Thermodynamic Properties at 298 K Organic Compounds AG kJ/mol /(mol-K) дне kJ/mol Substance Name Formula дне kJ/mol Ag(s) Ag (aq) Ag20(s) Ag2S(s) AgBr(s) AgC(s) Agl(s) AgNO3(s) Al(s) Al2O3(s) AICI3(s) 0 42.6 105.8 77.107 73.4 Methane CH4(9) СHа(о) -74.6) -84.0 -103.8 -11.2 -31.1 121.3 Ethane -32.6 -40.7...
Using enthalpies of formation (Appendix C), calculate ΔH ° for the following reaction at 25°C. Also...
Using enthalpies of formation
(Appendix C), calculate ΔH ° for the following reaction at 25°C.
Also calculate ΔS ° for this reaction from standard entropies at
25°C. Use these values to calculate ΔG ° for the reaction at this
temperature. COCl2(g) + H2O(l ) h CO2(g) + 2HCl(g).
Appendix C Thermodynamic Quantities for Substances and Ions at 25°C Substance or lon AH; (kW/mol) 0 AG: (kJ/mol) 0 S° (J/mol-K) 20.87 ΔΗ, (kJ/mol) -946.3 - 33422 AG; {kj/mol) --859,3 -2793 (J/mol-K)...
the vaules were not provided but i found these tables online 4. Calculate the standard enthalpy,...
the vaules were not provided but i found these tables
online
4. Calculate the standard enthalpy, entrony and Gibbs free energy for the following reactions at 298K. Al2O3(s) + Fe(s) 5 Fe2O3(s) + Al(s) (b) BaSO4(s) = Ba2+(aq) + S022"(aq) 5. Calculate the equilibrium constant for the reactions in question (4). Show your work below and place your final answer in the blanks. 4(a) 4b). free energy of formation, entropy and molar heat capacity of organic substances and Thermodyamies key...
Calculate the standard change in Gibbs free energy, AG , for the given reaction at 25.0 "C. Consult the table of thermodynamic properties for standard Gibbs free energy of formation values. NH, CI() = NH(aq) + Cl" (aq) AGxn = kJ/mol Determine the concentration of NH(aq) if the change in Gibbs free energy, AGx. for the reaction is -9.39 kJ/mol. INH1 = Thermodynamic Properties at 298 K So 0 1 ΔΗ kJ/mol 0 105.8 -31.1 -32.6 -100.4 -127.0 -61.8 -124.4...
answer #63 by using #61
63) Use standard free energies of formation to calculate ΔG° at 25°C for each reaction in Problem 61. How do the values of AG° calcu- lated this way compare to those calculated from ΔΗ' and AS? Which of the two methods could be used to determine how ΔG changes with temperature? İN or each reaction, calculate Δ Hon, Δ-mn, and ΔGon at 25°C and state whether the reaction is spontaneous. If the reaction is not...
Calculate the standard change in Gibbs free energy for the reaction at 25 °C. Standard Gibbs free energy of formation values can be found in this table. 3H2(g) + Fe,0,($) 2Fe(s) + 3 H,0 () AGran kJ/mol Thermodynamic Properties at 298 K S° Substance Ag(s) Ag+(aq) Ag2O(s) Ag2S(s) AgBr(s) AgCl(s) AgI(S) AgNO3(s) Al(s) Al2O3(s) AlCl3(s) Ar(9) As(s) As2O5(s) AsCl3(1) Au(s) Ba(s) BaCl2(s) BaCO3(s) Bao(s) BaSO4(s) B(s) B203(s) AH kJ/mol 0 105.8 -31.1 -32.6 -100.4 -127.0 -61.8 -124.4 0 -1675.7 -704.2...
T=20 degrees Celsius, T= 273.13+20=293.13
Delta G= Delta H - T×Delta S.
1.What is delta S Using the tables i have provided?
2. What is the significance of the sign Delta S?
*PLEASE SHOW ALL CALCULATIONS*
uBBOsty Part III. Entropy Calculations 1. Use your average AHo and A Go values in The Gibbs-Helmholtz equation (1) to calculate and average ASo value. Also, incorporate your ± values to calculate the precision for Δ. What is the significance of the sign for...
10. Given the following table: Compound NO: (g) N:O (g) AHP (J mol) AGP (J mol) 51.84 33.85 9.66 98.29 For the reaction: N:Oa (g) eo 2NO: (g) (a) Use the information in the Table to calculate AG for the reaction (b) Use the information in the Table to calculate AH" for the reaction (c) Calculate K, at 25 C. (d) Calculate K, at 1600 °C. (Assume AH to be temperature independent) (e) Calculate the degree of dissociation, a, of...
Typical Math Problems 1) What is the pH of a buffer solution which is 0.12M in benzoic acid, pKa 4.19, and is 0.11M in sodium benzoate? 2) Find the %-diss of a buffer if the pKa 7.10 and the pH of the buffer is 7.50. 3) A weak monoprotic acid has a pKa 6.15. 50.00 mL of an 0.1250M aqueous solution of this weak acid is titrated with 0.1000M Na0H. a) What is the equivalence point volume and ½ equivalence...
Calculate the standard change in Gibbs free energy for the reaction at 25 °C. Standard Gibbs free energy of formation values can be found in this table. 6 Cl(g)+2 Fe,O,(s)4 FeCl, (s)+30,(g) kJ/mol AGn= Thermodynamic Properties at 298 K Organic Compounds AG kJ/mol /(mol-K) дне kJ/mol Substance Name Formula дне kJ/mol Ag(s) Ag (aq) Ag20(s) Ag2S(s) AgBr(s) AgC(s) Agl(s) AgNO3(s) Al(s) Al2O3(s) AICI3(s) 0 42.6 105.8 77.107 73.4 Methane CH4(9) СHа(о) -74.6) -84.0 -103.8 -11.2 -31.1 121.3 Ethane -32.6 -40.7...
Using enthalpies of formation
(Appendix C), calculate ΔH ° for the following reaction at 25°C.
Also calculate ΔS ° for this reaction from standard entropies at
25°C. Use these values to calculate ΔG ° for the reaction at this
temperature. COCl2(g) + H2O(l ) h CO2(g) + 2HCl(g).
Appendix C Thermodynamic Quantities for Substances and Ions at 25°C Substance or lon AH; (kW/mol) 0 AG: (kJ/mol) 0 S° (J/mol-K) 20.87 ΔΗ, (kJ/mol) -946.3 - 33422 AG; {kj/mol) --859,3 -2793 (J/mol-K)...
the vaules were not provided but i found these tables
online
4. Calculate the standard enthalpy, entrony and Gibbs free energy for the following reactions at 298K. Al2O3(s) + Fe(s) 5 Fe2O3(s) + Al(s) (b) BaSO4(s) = Ba2+(aq) + S022"(aq) 5. Calculate the equilibrium constant for the reactions in question (4). Show your work below and place your final answer in the blanks. 4(a) 4b). free energy of formation, entropy and molar heat capacity of organic substances and Thermodyamies key...
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