For a reaction for which AH = -142 kJ/mol and AS = -178 J/mol· K, which of the following statements is true? A) The reaction is spontaneous above 798 K. B) The reaction is spontaneous below 798 K. C) The reaction will never reach equilibrium. D) The reaction will never be spontaneous.

Q: For a certain chemical reaction, AH" = +9.8 kJ and AS = +30.0 J/K. a) Is the reaction endothermic or…

A: The More the Negative value Of gibbs free energy more spontaneous  will  be reaction.

Q: Do exothermic or endothermic reactions have a greater tendency to be spontaneous, and why? IUse the…

A: A spontaneous reaction  take place without any external input to the system. It can also be defined…

Q: i app.101edu.co 1School SWGOH MSF SWTOR Amazon Noodle Bills Possible Purchases E Reading list…

A: Explained as follows

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

A: Since you have posted multiple sub-parts, the answer for first three parts are given below. Kindly…

Q: [1] Given: CH,(g) + H2O(g) CO(g) + 3H2(g). AH° for the reaction is +206.1 kJ/mol, while AS° is +215…

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Q: Consider the reaction described by the chemical equation shown. 3 C,H, (g) → C,H,(1) AHxn = -633.1…

A: here we are required to find the change in entropy and standard Gibbs free energy for the conversion…

Q: 6. At a constant pressure the following reaction is exothermic: 2 NOe) → N;Oe)- Which of the…

A: 2 NO2(g) ---> N2O4(g) This Reaction is exothermic (at constant pressure ). The reaction is…

Q: Consider the reaction described by the chemical equation shown. C,H,(g) + H,O(1) → C,H,OH(1) AHan =…

A: The details solution for this is provided below in attach image.

Q: For a certain reaction, AH° = +27.1 kJ and AS° = +111 J/K. If n=3, calculate E° for the reaction at…

A: From thermodynamics: ∆G°=∆H°-T∆S°…

Q: For the reaction of xenon and fluorine gases to form solid XeF4, ΔH° = -251 kJ and ΔG° = -121 kJ at…

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Q: Read the descriptions of physical or chemical changes in the table below. Then decide whether the…

A: For a process to be spontaneous ΔG should be negative. and ΔG=ΔH-TΔS For exothermic reaction ΔH is…

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: Use Appendix C in your textbook to answer the following question. Consider the following reaction.…

A: The value of standard Gibbs energy change of reactants and products from appendix C -  COCl2 g =-…

Q: At 1 atm pressure, CO2 sublimes at -78 degrees C. Is this process spontaneous at -100 degrees C and…

A: Given. At 1 atm pressure, CO2 sublimes at -78 degrees C.

Q: For the below endothermic chemical reaction, ASsys is [ Select ] and ASsurr is [ Select ] * meaning…

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Q: If AH is positive and AS is negative for a reaction, then the reaction is O nonspontaneous at low…

A: For a reaction to be spontaneous ∆G should be negative . We know that  ∆G = ∆H-T∆S

Q: For a particular reaction, AH == 81.95 kJ and AS = 27.0 J/K. Calculate AG for this reaction at 298…

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Q: Given the thermodynamic data, which of the following is acceptable in regards to the reaction shown?…

A: Explained as follows

Q: Which of the following statement(s) are true for the reaction I2 (g) 21 (g)? (1) AS is positive (ii)…

A: Dissociation of iodine takes place at high temperature which means this is a endothermic reaction.…

Q: Calculate the ΔG of the acid/base neutralization reaction of HCl (aq) and solid calcium  hydroxide.…

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Q: 3. 1. N2(g)+3112(g) -->2NH3(g) If AH = -92.2kJ and AS- -0.1987k/K, what is AG for the reaction at…

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Q: 6. For the reaction CaCO3(s) → CaO(s) + CO2(g) ΔHo = 178 kJ and ΔSo = 161 J/K, at standard…

A: For the given reaction, the value of ΔH and ΔS is given and it is required to determine at what…

Q: Use the following information for the following three questions. AH --524 kJ/mol AS- -250 J/K-mol D…

A: Given,  ∆H° =  -524 kJ/mol = 524000 J/mol ∆S° = -250 J/k.mol

Q: A reaction produces a value for ΔSuniv of -2,700 J/K at 295 K.     spontaneous…

A: Thermodynamics is the branch of chemistry which deals with the study of heat and other forms of…

Q: Consider the reaction given below. H2(g) + F2(g) 2 HF(g) (a) Using thermodynamic data from…

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Q: For a certain process,ΔH° = -35.4 kJ and ΔS° = -45.1 J/K. Calculate ΔG° for this process and…

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Q: Consider the reaction given below. H2(g) + F2(g) 2 HF(g) (a) Using thermodynamic data from the…

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Q: Consider the following reaction: CH3OH(g) --> HCHO(g) + H2(g); DHo = 85 kJ (2)…

A: As this reaction is endothermic in nature as Del H is positive

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: 7) Calculate AG for a reaction at 85 °C if AH is -34.6 kJ and AS is -114 J/K. Is the reaction…

A: Given ΔH = -34.6 kJ ΔS = -114 J/K T = 85°C

Q: [1] Given: CH,(g) + H2O(g) CO(g) + 3H2(g). AH° for the reaction is +206.1 kJ/mol, while AS° is +215…

A: Note : Since you have posted multiple questions, we are entitled to answer the first only. Please…

Q: The standard enthalpy change and standard entropy change for the reaction are: A,HP = -666.2 kJ…

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

Q: For a particular reaction, AH = -328.21 kJ and AS = 98.7 J/K. Calculate AG for this reaction at 298…

A: Given: ∆H=-328.21 kJ∆S=98.7 J/K T = 298 K

Q: Predict the sign of ∆Ssys for each of the following processes: (a) Molten gold solidifies.

A: The measurement of randomness or disorder of the system is called as entropy. It is a state function…

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: For a reaction   ΔH= -4.7 kJ  and  ΔS= -69.5 J/K at 25 oC.  Determine the ΔG for this reaction

A: The question is solved using Gibbs – Helmoholtz equation.

Q: Use data from Appendix 4 (or similar sources for Thermodynamic Data), calculate ΔH°, ΔS°, and ΔG°.…

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Q: For the reaction 4HCl(g) + O2(g)------>2H2O(g) + 2Cl2(g) ΔH° = -114.4 kJ and ΔS° = -128.9 J/K The…

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Q: Consider the reaction described by the chemical equation shown. 3 C₂H₂(g) → CH (1) AHxn=-633.1 kJ…

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Q: The standard enthalpy change and standard entropy change for the reaction are AH =-660 2 kJ mol"'…

A: As per our guidelines we can only solve first question. Please resubmit other questions as next…

Q: Calculate AG for the following reaction at 25°C. Will the reaction occur (be spontaneous)? How do…

A: ΔG for a reaction is calculated as: ΔG = ΔH-TΔS where T is the temperature in Kelvin   A reaction is…

Q: For a given reaction, ΔH = +31.15 kJ/mol and ΔS = +126.83 J/K · mol. Above what temperature is the…

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Q: 11) Why can endothermic reactions be spontaneous?

A: Introduction: Endothermic reaction: The reaction which requires heat to form the product is called…

Q: Consider the following process:  F2(l) ->F2(s) The process is spontaneous at --- temperatures when…

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Q: ∆Gº for the reaction, H2(g)+Br2(g)⇄2HBr(g), is -33.3 kJ. Which statement below is true?   To make…

A: Given that : For the reaction, H2(g)+Br2(g)⇄2HBr(g), ∆Gº = -33.3 kJ ∆Gº is Gibbs free energy change.

Q: If AH = -70.0 kJ and AS = -0.300 kJ/K , the reaction is spontaneous below a certain temperature.…

A: Formula used ΔG = ΔH−TΔS for reaction to be spontaneous  ΔG > 0 for spontaneous reaction  ΔH =…