The reaction, Fe203(s) + 3C(s) → 2Fe(s) + 3CO(g) AH° = +490.7 kJ, AS° = +541 J.K-1 This reaction is spontaneous only below a certain temperature always spontaneous never spontaneous spontaneous only above a certain temperature

Q: 2. The values of AH°(rxn) and AS°(rxn) for the reaction 2 NO(g) + O:(g) →2 NO:(g) are -12 kJ and…

A: Given: ∆H°rxn=-12 kJ=12×103 J∆S°rxn=-146 J/KT=298 K To find: (a) Whether the reaction is spontaneous…

Q: For the reaction HCl(g) + NH3(g) → NH4Cl(s) AG° = -103 kJ and AS° = − 284.8 J/K at 255 K and 1 atm.…

A: we have to determine the enthalpy change for the reaction

Q: A chemical engineer is studying the two reactions shown in the table below. In each case, he fills a…

A: Given, Temperature = 31°C=(31+273)K=304 K

Q: Is the reaction given below spontaneous to the right at standard state conditions and 25.0 °C? 4…

A: The spontaneity of reaction is explained on the basis of change in free energy for reaction…

Q: Calculate the free energy change (ΔG) in kJ for the following reaction at 75°C with a ΔH°rxn of…

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Q: For a gaseous reaction, standard conditions are 298 K and a partial pressure of 1 atm for all…

A: When free energies (useful work) are estimated under standard conditions (1 atm pressure and 273.15…

Q: b Consider the reaction: Ca(s) +2 H₂O(l) →Ca(OH)2(aq) +2H2(g) AHfᵒ(kJ/mol) -285.83 -1002.82…

A: Change in Gibbs free energy of reaction determines the spontaneity of the reaction. It can be…

Q: From the values of AH and AS, predict which of the following reactions would be spontaneous at 25°C:…

A: ★ Reaction -A : • non spontaneous

Q: K (s) + ½Cl, (g) → KCI (s) AH° = – 437 kJ/moln 14. It is observed that the reaction producing KCl…

A: The spontaneous nature of the reaction is determined by calculating the change of free energy of the…

Q: “Thermite” reactions have been used for welding metal parts such as railway rails and in metal…

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Q: (a) For the following reactions, using the provided AH and AS data, determine whether each one would…

A: ##Since you have posted multiple questions with multiple sub parts, we will provide the solution…

Q: [1] Given: CH«(g) + H2O(g) – CO(g) + 3H2(g). AH° for the reaction is +206.1 kJ/mol, while AS° is…

A: 1. Given :  CH4(g) + H2O(g) → CO(g) + 3H2(g)  ∆H° = +206.1 kJ/mol  ∆S° = +215 J/K.mol  T = 25°C  To…

Q: The following reaction for the formation of glucose from carbon dioxide and water:…

A: The given reaction is,

Q: Calculate the standard enthalpy of formation of NaHCO3(s) given the following information:…

A:

Q: Calculate ΔH° (in kJ) for the decomposition process/reaction: Co3O4(s)  --> 3Co(s) + 2O2(g) from the…

A: Given intermediate reaction,  Co(s) + ½O2(g)  --> CoO(s)  ------(1)             ΔH° = -237.9 kJ…

Q: From the values of AH and AS, predict which of the following reactions would be spontaneous at 25°C:…

A: H for A = 10.5 kJ/molS for A = 30 J/molKH for B = 1.8 kJ/molS for B = -113 J/molKT=25oC=25+273=298K

Q: Determine the equilibrium constant (K) for the following reaction at 298 K. You must show your work…

A: To calculate the equilibrium constant first of all we calculate the change in Gibbs free energy.…

Q: Be sure to answer all parts. From the values of AH and AS, predict which of the following reactions…

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Q: Calculate ΔH for the following reaction: C3O2(g) --> 3 C(graphite) + O2(g) Use the following data:…

A: The reactions given are 1) 2 CO(g) + C(graphite) --> C3O2(g)…

Q: Vhich of the following statements is TRUE regarding the spontaneity of the exothermic reaction isted…

A: Q. Which of the following statements is True regarding the spontaneity of the exothermic reaction…

Q: For the reaction 2 NH3 (g) --> N2 (g)+ 3 H2 (g) , ∆H = +92 kJ. Which of the following is true?…

A: The given reaction is,  2 NH3 (g) --> N2 (g)+ 3 H2 (g) , ∆H = +92 kJ ∆H is positive, that means…

Q: Consider the reaction: NH4Cl (s) → NH3 (g) + HCl (g) ArS 94.6 J K-¹mol-¹ A,H= 175.98 kJ/mol a)…

A: Since you have posted a question with multiple sub-parts, we will solve first three sub-parts for…

Q: Given ΔHrxn = -98.9 kJ and ΔSrxn = - 94.0 J/K at 25 oC for the combination reaction of sulfur…

A: Answer:- This question is answered by using the simple concept of calculation of Standard Gibbs free…

Q: Calculate ΔGo for the following reaction given the following thermodynamic properties at 25oC:…

A: Since, From Gibbs-Helm Holtz equation, ∆G° = ∆H° - T∆S° Thus,

Q: Given the thermodynamics data for the following substances:…

A: Gibbs free energy is the free energy in the system that is used to do some useful work. It is…

Q: A chemical engineer is studying the two reactions shown in the table below. In each case, he fills a…

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Q: 8e. Consider the following reaction: CacO3 (s) → Cao (s) + CO2 (g) Data: A,H = +177.5 kJ mol1 AS =…

A: Given: To find: The temperature of the spontaneous reaction Formula: Where is the entropy  is…

Q: Consider the following reaction at 25 °C: 3 NiO(s) + 2 NH (g) → 3 Ni(s) + N,(g) + 3 H̟O(g) kJ If AG°…

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Q: Given the following reaction: 9C (s) + + 12H2 (g) + 3/2 O2 (g) → 3C3H7 OH (1) If the enthalpy change…

A: 1)if the change in enthalpy is negative then reaction is exothermic 2) if change in Gibbs free…

Q: Consider the reaction shown to answer the following question. 2CO (g) + 2H2 (g) → CO2 (g) + CH4 (g)…

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Q: Calculate ΔGorxn, ΔHorxn, and ΔSorxn for the following chemical reaction. [(o) is standard…

A: The given reaction in equilibrium is: CO(g) + 2H2(g)  <------> CH3OH(g)  A reaction is…

Q: Estimate ΔG°rxn for the following reaction at 307 K. CH4(g) + 2 O2(g) → CO2 (g) + H2O (l) ΔH°=…

A: Given ΔH°= -890.4 kJ ΔS°= -242.2 J/K T = 307 K

Q: AH = 12. kJ AS = 36. K Sno, (s) + 2C0(g) - Sn(s) + 2C0, (8) AG = || kJ Which is spontaneous? O this…

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