Calculate the free-energy change of the following reaction at 350°C and standard pressure. Values in the table are at standard pressure and 25°C. C2H4(g) + 3O2(g) -> 2CO2(g) + 2H2O(g)   ΔHºf,(kJ/mol) Sºf, J/mol•K ΔGºf, kJ/mol C2H4(g) 52.3 219.5 68.1 O2(g) 0 205.0 0 CO2(g) –393.5 213.6 –394.4 H2O(g) –241.8 188.7 –228.6 ______  kJ/mol

Q: If ΔHΔHDH = -70.0 kJkJ and ΔSΔSDS = -0.200 kJ/KkJ/K , the reaction is spontaneous below a certain…

A: In this question we want to determine the temperature ( below this Temperature Reaction is…

Q: A chemist fills a reaction vessel with 6.86 atm nitrogen (N₂) gas, 0.500 atm oxygen (0₂) gas, and…

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Q: the following reaction 2 NO (g) +  O2 (g) -> 2 NO2 (g) Horxn = -12 kJ and Sorxn = -146 J/K. a.…

A: Given-> 2NO(g) + O2(g) ---> 2NO2(g) ∆H°rxn = -12 KJ = -12000 J (1 KJ = 1000J) ∆S°rxn = -146J/K…

Q: 1. Given CHa + 3 Ore + 2 CO + 2 H,O with AH° = -1323 kJ and AS° = -30 J/K Decide if the reaction is…

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Q: At what temperatures is the following process spontaneous at 1 atm? ΔH° = +20 kJ and ΔS° = - 50 J/K

A: The reaction is always non-spontaneous at all temperatures.

Q: Calculate ΔG° using (a) free energies of formation and (b) enthalpies of formation and entropies. Do…

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Q: Which of the following reactions is/are spontaneous? a) Separation of N2 and O2 molecules in air…

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Q: Calculate the entropy change, AS° for the following processes, a. vaporization of ethyl alcohol,…

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Q: Define spontaneity of a reaction in terms of ∆G. Determine if a process is spontaneous based on…

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Q: (Q73) If both the enthalpy change and the entropy change for a certain process have negative values,…

A: We know that ∆G=∆H-T∆S Where ∆G is gibbs energy. ∆H is enthalpy chnagr and ∆S is entropy change  For…

Q: 1. N2(g}+3H2(g) --->2NH3(g) If AH = -92.2kJ and AS= -0.1987KJ/K, what is AG for the reaction at…

A: The free energy change,ΔG can be calculated using the formula: ΔG = ΔH - TΔS ΔH = enthalpy change ΔS…

Q: Write the CAPITAL Letter of the correct answer. A if both statements are true  B if the 1st…

A: Given that, two statements are If the change in free energy, ΔG is negative, the reaction is…

Q: 9. Use the standard free energy of formation data to determine the free energy change for the…

A: Balanced the equation and determine the free energy change for that reaction also identify the…

Q: 8. Use the free-energy information data on the table of Standard Thermodynamic Properties for…

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Q: A chemist fills a reaction vessel with 9.88 atm chlorine (C1₂) gas, 6.45 atm phosphorus (P4) gas,…

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Q: N,(g) + 0,(s) + heat ® 2 NO (g) A) Does the tendency to minimum enthalpy favor reactants or…

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Q: 5. Which of the following are factors that determine whether a reaction is spontaneous or…

A: Any process is called spontaneous if there is not any output force is applied during the process or…

Q: 8. Use the free-energy information data on the table of Standard Thermodynamic Properties for…

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Q: Which are spontaneous at high temperatures? Choose one or more: A 2H,S(g) + 30,(g) –→ 2H,0(g) +…

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Q: A chemist fills a reaction vessel with 7.73 atm chlorine (C1₂) gas, 8.12 atm phosphorus (P4) gas,…

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Q: 2 O3(g) → 3 O2(g) ΔS∘∘ = 137.4 J/K; ΔH∘∘ = −285.4 kJ Calculate ΔG∘∘ at 55°C and determine…

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Q: You are working in a lab and observing a reaction. If a reaction vessel is cold to touch and the…

A: A question about thermodynamics, which is to be accomplished.

Q: For a reaction for which ∆H = -142 kJ/mol and ∆S = -178 J/mol･K, which of the following statements…

A: Applying spontaneity criteria for ∆G -ve.

Q: Calculate the free energy change for this reaction at 25 °C. Determine if the reaction is…

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Q: Find the temperatures at which reactions with the following ΔH and ΔS values would become…

A: Given: a) ΔH= -126 kJ/mol,   ΔS = 84 J/K.mol We need to find out temperature at which reaction is…

Q: Calculate the value of the free energy change, ΔG, for the reaction below at 250.0ºC when the…

A: using the value given NH3 , N2, H2 all value is given atm so using this calculate the Kp. apply the…

Q: For the reaction at 298 K, the values of H and S are 58.03 kJ and 176.6 J/K, respectively. What is…

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Q: The following reaction is spontaneous at room temperature: N2(g) + 3H2(g) → 2NH3(g) For this…

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Q: A certain reaction has ΔH∘ = + 35.8 kJ and ΔS∘ = 85.5 J/K. 1. exothermic or endothermic? 2. Does…

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

Q: Determine whether an example is spontaneous process (SP) or a non-spontaneous process (NSP). 6. ball…

A: A spontaneous process is a process which occurs without input of matter or  energy into the system.…

Q: Consider the general reaction equation below along with the following thermodynamic data: AH°ran-150…

A: The given data- ∆Hrxn°= -150 kJ/mol ∆Srxn°= -413 J/mol K To determine = The temperature at which…

Q: A chemist fills a reaction vessel with 2.62 atm nitrogen (N₂) gas, 3.76 atm hydrogen (H₂) gas, and…

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Q: For each pair listed below, which choice has the substance with the highest entropy listed first?…

A: Entropy is a measure of the energy dispersal in the system. It is the measure of a system's thermal…

Q: Determine if this reaction is spontaneous under standard conditions; knowing that the reaction's…

A: Spontanity of reaction is determined in terms of Gibbs energy formula.

Q: A chemist fills a reaction vessel with 1.69 atm methane (CH4) gas, 7.57 atm oxygen (O₂) gas, 3.74…

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Q: What is the free energy change for the process shown here under the specified conditions? T = 25…

A: We know that ∆G = ∆G° + RTlnQ ..(1) Here, Q = pH2^3*pN2^1/pNH3^2 = (0.250)^3(0.870)/(12.9)^2 =…

Q: Is the following reaction spontaneous (a) only at low temperatures; (b) only at high temperatures;…

A: Explained as follows

Q: Write T if true, and F if false 1. If the change in free energy, ΔG is negative, the reaction is…

A: Since you have asked multiple question, we will solve the first question for you.If you want any…

Q: For a particular reaction, AH = -46.7 kJ and AS =-123.8 J/K. Assuming these values change very…

A: ∆H°=-46.7KJ ∆S°=-123.8J/K ∆H°-T∆S°=0

Q: What is the free energy change for the process shown here under the specified conditions? T= 25 °C,…

A: Calculation of QP: QP=PN2×PH23PNH32=0.870×0.250312.92=0.000327

Q: For each pair listed below, which choice has the substance with the highest entropy listed first?…

A: Entropy is defined as the degree of disorder in the substance. The factor that affects the entropy…

Q: the decomposition of hydrogen peroxide to water and oxygen,         H2O2(g) ⟶⟶ H2O(g) + O2(g) ΔΔH°…

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Q: Given the values of ΔH and ΔS, which of the following changes will be spontaneous at constant T and…

A: Given :  ΔH = 125 kJ ΔS = 15.0 J/K T = 300. K

Q: For each of the following statements, indicate whether it is true or false. Why ? a) A spontaneous…

A: a) A spontaneous reaction always releases heat. - False     All of the Spontaneous reactions  are…

Q: For a nonspontaneous reaction , AS° = 189 J/K, and AH° = 76.3 KJ. At what temperature this reaction…

A: ∆G° = ∆H° - T∆S°  ∆G°<0 for spontaneous reactions

Q: Which expression defines the change in free energy? a. ΔΗ + ΤAG c. ΔΗ-TAS b. ΔΗ+TAS d. ΔS-ΤΔΗ

A: We have to predict correct statement for change in free energy.

Q: Calculate the free energy change for the formation of one mole of ammonia from its elements under…

A: The formula that can be used in the solution is : ΔG° = ΔG°f(products) - ΔG°f(reactant)

Q: Calculating ΔG under Nonstandard Conditions What is the free energy change for the process shown…

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Q: Which are spontaneous at all temperatures? Choose one or more: 2H,S(g) + 302(8) –→ 2H,0(g) + SO,(g)…

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