12. Consider the oxidation of iron metal 4Fe +302g Astotal, Show that the reaction of spontaneous 2F22O3() , by determining the sign of Material Fe O3 Fe |O2 S° J/K.mol AH°; KJ/mol 87.4 27.3 205.0 -824.2

Q: Sodium carbonate can be made by heating sodium bicarbonate:…

A: Standard free energy change, standard enthalpy and standard entropy have the following relationship.…

Q: Consider the following reaction at 298 K. 2 C(graphite) + O,(g) 2 CO(g) AH = -221.0kJ %3D Calculate…

A: Delta Ssys = 178.73 J/K Delta Ssurr = 741.61 J/K Delta Suniv = 920.34 J/K

Q: At constant pressure, the following reaction is exothermic. 3H2(g) + N2(g) + NH3(g) Reaction (as…

A: According to the second law of thermodynamics, the spontaneous nature of the reaction is determined…

Q: Here is the reaction of carbon monoxide and hydrogen to form gaseous methanol at 298 K. (a)…

A: (a) ∆S° = -219.2 J/K (b) Sign of ∆S° = -ve (c) ∆H° = -90.5 kJ (d) ∆G° = -ve ( spontaneous reaction )

Q: Consider the reaction below at 25°C: 2 N205 (g) = 4NO2 (g) + O2 (g) AG° rxn =+1.65 kJ What is AG…

A: Since you have not specified which question to answer, we will answer first question for you.

Q: A reaction is nonspontaneous at room temperature but is spontaneous at -40oC. What can you say about…

A: To determine the signs and relative magnitudes of ∆H, ∆S, and -T∆S.

Q: At high temperatures, ammonia decomposes to N2 and H2:2NH3 (g) ----> N2 (g) + 3H2 (g) ΔH for the…

A: Given information, ΔH for the reaction is positive and ΔS are positive. The given decomposition…

Q: Consider the decomposition of gaseous N2O4: N2O4(g) → 2 NO2(g) ΔH° = +57.1 kJ/mol; ΔS° = +175.8…

A: The chemical equation :  N2O4(g) ---> 2NO2(g)  ∆H° = +57.1 KJ/mol  ...or  because 1KJ = 1000 J…

Q: 1) Calculate ΔH0rxn , ΔS0rxn and ΔG0rxn for the formation of ammonia gas from nitrogen gas and…

A: Here we are required to Gibbs free energy for the given reaction .

Q: 1. Compute for the total Entropy change (Suniv) in the oxidation of metallic iron into ferric oxide…

A: Given,  Calculate the entropy change of the reaction and predict th spontaneity of the reaction…

Q: Determine if the following reaction is spontaneous at 298K BaCO3(s) ↔ BaO(s) + CO2(g) ΔHf˚ =…

A:

Q: 12. Consider the oxidation of iron metal 4Fe +302g → 2Fe,O) . by determining the sign of Astotal,…

A:

Q: At what temperature will a reaction become spontaneous, if its AS is +100.3 J/mol and AH° is +48.90…

A: Given : ΔSo = 100.3 J/mol. And ΔHo = 48.90 KJ/mol = 48900 J/mol.…

Q: For a process with AH 0 O Never. O AE > 0 O AS > 0

A: A reaction is said to proceed spontaneously at any temperature if the enthalpy decreases and the…

Q: Consider the reaction 2O(g) → O2(g) Predict the signs of ΔH and ΔS Would the reaction be more…

A: Given: 2O(g) → O2(g)

Q: Consider the following reaction at constant P. Use the information here to determine the value of…

A: The formula used here is as follows: Calculations have been shown in the following step.

Q: The reaction: Al(s) + Fe₂O3(s) → Fe(s) + Al₂O3(s) has AH = -847.6 kJ and AS = -41.3 J/K at 25 °C.…

A:

Q: 1. Consider a reaction: C₂H₂(g) + 4Cl2(g) → 2CCL4 (1) + H₂(g) Calculate the following by using the…

A:

Q: For the reaction C6H6 (1) + 3 H2 (g) C6H12 (1) AHO = -206.7 kJ/mol What statement is true? (Hint:…

A: A reaction would be spontaneous if ∆G (reaction) is negative.

Q: The reaction of methane with water to form carbon dioxide and hydrogen is non-spontaneous at 298 K.…

A: Concept - When a reaction is spontaneous, the change in standard gibbs free energy become zero. as…

Q: 15) Consider the reaction for the decomposition of carbon tetrachloride gas: CCIA(g) C(s, graphite)…

A:

Q: Which of the following combinations of signs for AH and AS will always result in a reaction being…

A: The importance of Gibbs energy is that it gives information about the spontaneity of the reaction or…

Q: For an imaginary reaction below AG = 22.0 KJ, AH° = +62.4 KJ, and AS° =+152.2 J/K. Estimate the…

A:

Q: The crystalline hydrate Cd(NO3)2 .4H2O(s) loses waterwhen placed in a large, closed, dry vessel at…

A: a) The process is spontaneous at room temperature. The standard enthalpy change for the reaction is…

Q: Consider the following reaction at 298 K. 2 C(graphite) + O,(g) 2 CO(g) AH° = -221.0 kJ Calculate…

A: The reaction is: 2C( graphite) + O2 (g) ----->2CO (g)    ΔH = -221.0kJ The value of. ΔSo is…

Q: Solid N205 reacts with water to form liquid HNO3. Consider the reaction with all substances in their…

A:

Q: For the reaction of 2SO2(g) + O2(g) → 2SO3(g) having the following conditions: Temperature = 25°C AG…

A: Given: ∆H = -198.4 kJ ∆S = -187.8 JK

Q: . Consider the following reaction at constant pressure. Use the information here to determine the…

A:

Q: Under what condition is a reaction with a negative AH and a positive AS spontaneous?

A: Answer: To check the spontaneity of a reaction we have to see the sign of ∆G of the given reaction .…

Q: Consider the reaction: NH3 (g) + HCI (g) NHẠC1 (s) Given the following table of thermodynamic data,…

A: using the Enthalpy of formation, product-reactant  also apply the same concept to the entropy case .…

Q: For the decomposition of mercury(II) oxide, HgO, to mercury and oxygen: 2H9O(s) --> 2Hg(I) + O2(g)…

A:

Q: Consider the following reaction, known as the Haber process for the production of ammonia: N2(g) + 3…

A: The given reaction is involved in the Habers process for the production of NH3  N2(g) + 3 H2(g)…

Q: Consider the following reaction at constant P. Use the information here to determine the value of ΔS…

A: If ∆S comes out to be positive then it would be considered as spontaneous otherwise negative then…

Q: Consider the following reaction   AgBr(s) → Ag+(aq) + Br−(aq), ΔGo = +69.1 kJ   Calculate ΔG for the…

A: The relation between ∆G and ∆Go is  given by: ∆G = ∆Go + RT lnQ Where, R = universal gas constant,…

Q: If the AH = 287 kJ/mol and AS = 57 J/K mol for a nonspontaneous reaction, at what temperature does…

A: Thermodynamics is branch of chemistry in which we deal with amount of heat evolved or absorbed by…

Q: Consider the following reaction at constant P. determine the value of deltaS of the surroundings at…

A: In this question, we want to determine the ∆Ssurr  You can see the details solution below.

Q: Given the reference thermodynamic data below taken at 25°C, calculate the value of the equilibrium…

A: The reaction for given process is : N2(g)  +  3H2(g)  ⇌  2NH3(g) Given that : ΔGº = -32.96 kJΔHº =…

Q: At constant pressure, the following reaction is exothermic. 3H2(g) + N2(g) + NH3(g) Reaction (as…

A:

Q: Our atmosphere is composed primarily of nitrogen and oxygen, which coexist at 25 °C without reacting…

A: The relation between Gibbs free energy and equilibrium constant is shown below: ∆G0 = -RTln Kp…

Q: A reaction has the values: ∆S = 69.3 J K-1mol-1 and ∆H = 44.3 KJ mol-1 At what temperature in…

A:

Q: (b) 2 Na(s) + 2 H20(1) → 2 NaOH(aq) + H2(g) As° J/K rxn As° × 10 J/K (enter your answer in…

A: Given data :- 2Na(s)    +     2H2O(l)     →   2NaOH(aq)    +    H2(g) ∆S for Na = 51.05 J/mol.K ∆S…

Q: Consider the following reaction at 298 K. C(graphite) + 2 H,(g) CH, (g) AH° = -74.6 kJ Calculate the…

A:

Q: Calculate AGO at 25°C, given the values of AHO = - 844 kJ/mol and -165 J/mol-K.wt a. AS° b. At what…

A: According to the second law of thermodynamics, the spontaneous nature of the reaction is determined…

Q: The figure represents the spontaneous deposition of iodine in which iodine vapor, I2(g), becomes…

A:

Q: 17. For the reaction: A + B C AH°= +45 kJ/mol and AS° = +60 J/K.mol. At what temperature will this…

A: For the reaction: A + B  →C ∆H°= +45 kJ/mol ∆S° = +60 J/K.mol.  For a spontanseous reaction ∆G°<0…

Q: For a particular reaction, AH is 20.1 kJ/mol and AS" is 45.9 J/(mol-K). Assuming these values change…

A: Given,  ∆H° = 20.1 kJ/mol  ∆S° = 45.9 J/mol.K

Q: 2 NH3 (g) + 2 02 (g) → N20 (g) + 3 H20 (g) Is this reaction spontaneous only at low temperatures,…

A:

Q: For the synthesis of ammonia where AG' = -33.3 kJ/mole, determine whether the reaction is…

A: The reaction given is, => Given:   And ΔGo = -33.3 KJ/mol = -33300 J/mol…

Q: For a chemical reaction to be spontaneous at all temperatures, which of the following conditions…

A: According to the second law of thermodynamics, the spontaneous nature of the reaction is determined…

Q: Calculate ΔSsurr at 25°C for the following reaction at constant pressure. Will the reaction be…

A:

Q: Consider the following reaction: N2(g) + 3H2(g) ⇄ 2NH3(g) A) Determine ∆Hrxn˚ and ∆Srxn˚ using the…

A: