Consider the reaction PCI3(g) + Cl2(g) PC15(g) At 25°C, AH° = -92.50 kJ Mark the correct statements: (Select all that apply.) This is an endothermic reaction. AS° for this reaction is negative.

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: For the reaction 2co(g) + 2NO(g)→2C02(g) + N2(g) AH° = -746.6 kJ and AS° = -198.0 J/K The maximum…

A: The maximum amount of work that can be extracted from a reaction is given by Gibbs free energy.

Q: Calculate AG at 45°C for a reaction for which AHº = -76.6 kJ and AS° =-392 J/K AG° kJ

A: here the two thermodynamic  property  given  ∆H°=-76.6KJ∆S°=-392J/KUsing the formula∆G°=∆H°-T∆S…

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

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Q: AH° for the following chemical reactions are: so, (8) + H;O(1) → H;SO, (1) Bao (s) + so, (8) → Baso,…

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Q: 6. A reaction has a AH° of -29 kJ and AS° is -60. J/K. Calculate the temperatu from spontaneous to…

A: Spontaneous reactions are those reactions which proceed on their own without any external force.…

Q: Consider the reaction: 2KClO3(s)~2KCl(s)+3O2(g) At a standard state, △G for the reaction is -35kJ.…

A: The value of gibbs free energy change helps us to find if the reaction at a particular temperature…

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 below, determine the difference in relevant particles that allow for determination…

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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: A balloon filled with 0.5 mol of an ideal.2 gas contracts reversibly from 10.0 L to 4.0 L, in doing…

A: Given: Moles of gas = 0.5 mol Initial volume of gas = 10.0 L Final volume of gas = 4.0 L Heat loss =…

Q: 4,At constant pressure, the sign of q for the process C3H8(g) => C3H8(l) is____, because______…

A: At constant pressure, the sign of q for the process C3H8(g)→C3H8(l) negative and the reaction is…

Q: Use the observations about each chemical reaction in the table below to decide the sign (positive or…

A: Spontaneity of the reaction can be checked by gibbs free energy: Delta G = delta H - T × delta S For…

Q: 3.) For each process, determine the sign of AS for the system: (a) decomposition of CaCO3(s) to give…

A: To solve this problem we have to determine the sign of ∆S  for the given system .

Q: Which of the following is a process with a negative AS? H2O(I) → H2(g) CO2(g) → CO2(s) CACO3(s) →…

A: A process with a negative ∆S is -          (b)CO2(g) → CO2(s).          Because we know that…

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

A: The standard Gibbs energy change of a chemical reaction is defined as the Gibbs energy change that…

Q: Calculate the standard heat of formation, AHfº, for FeS2, given the following information: 2FES2) +…

A: We have ∆Hf°rxn as -1370 KJ, we are also having  standard heat of formation of reactants , we have…

Q: 4. In general, AG, for dissolution reactions is at low temperatures and at high temperatures. zero,…

A: In general, heat energy is released as gas dissolves in solution, meaning the dissolution reaction…

Q: The value of AH° for the reaction below is -126 k). The amount of heat that is released by the…

A: Sodium peroxide reacts with water to form sodium hydroxide and oxygen. The equation for the balanced…

Q: For the reaction Fe,03(8) + 2AI(s)- A,03(s) + 2Fe(s) AH° = -851.5 kJ and AS° --37.0 J/K The maximum…

A: The given reaction is : Fe2O3(s)  +  2Al(s)  →  Al2O3(s)  +  2Fe(s)∆H°=-851.5 kJ and ∆S°=-37.0…

Q: (a) Is an endothermic reaction more likely to be sponta-neous at higher temperatures or lower…

A: Since you have posted multiple questions, we will solve only one question for you. If you any…

Q: Use the observations about each chemical reaction in the table below to decide the sign (positive or…

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Q: For the reaction 4HCI(g) + O2(g)→2H2O(g) + 2Cl2(g) AH° = -114.4 kJ and AS° = -128.9 J/K The maximum…

A: The reaction given is, Given: ΔHo = -114.4 KJ    Temperature = 311 K                       And ΔSo…

Q: For the freezing of liquid benzene, C6H6, at a given temperature and pressure, AH is negative and AS…

A: Enthalpy change, ∆H is negative when heat is released during the physical or chemical change.…

Q: For the reactionH2S(g)+ 2H2O(l)3H2(g) + SO2(g)H° = 295 kJ and S° = 295 J/KG° for this reaction would…

A: The Gibbs Helmholtz equation which gives the relationship between Gibbs free energy (G°),…

Q: For the reaction 2NO(g) + 2H2(g) N2(g) + 2H2O(1) AH° = -752.2 kJ and AS° = -351.6 J/K The maximum…

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Q: If AGº is 137.1 kJ, ASº is -0.9 kJ/K and the T is 74.4 degrees celcius, find AH° is {enthalpy} kJ of…

A: Given information,      ∆G0 = 137.1 kJ∆S0 = -0.9kJ/KT = 74.40C = 347.55 K

Q: Determine the heat of the reaction for the process: FeO(s) + Fe,O3(s) --> Fe;O4(s) given the…

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Q: What is true if the following happens: An exothermic reaction between a solid and a liquid results…

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Q: A sample of solid (NH4)(NH2CO2) is placed in an evacuated container at 25°C, and it decomposes as…

A: Given data is: NH4NH2CO2(s)⇌2NH3(g)+CO2(g) Kp=2.31×10-4T=25°C=273+25=298K…

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 the observations about each chemical reaction in the table below to decide the sign (positive or…

A: From given  The tabulation is filled based on its spontaneous and  non spontantaneous nature of the…

Q: (References) Without doing any calculations, match the following thermodynamic properties with their…

A: Given:- The reaction is:- 2N2(g)  + O2(g) ----->2N2O(g) {endothermic} We have to find: •∆Hrxn…

Q: Determine the enthalpy for the reaction shown below. CS2(l)  +  3O2(g)  -->  CO2(g)  +  2SO2(g)…

A: In this question, we have to find out the correct answer of given problem by the help of…

Q: Predict the sign of ΔSₛᵧₛ for each process: (a) Gasolinevapors mix with air in a car engine. (b) Hot…

A: Entropy is the measure of randomness.∆Ssys is positive, if the randomness increase and negative if…

Q: Determine the enthalpy for the reaction shown below. CS2(l)  +  3O2(g)  -->  CO2(g)  +  2SO2(g)…

A: Heat of reaction is defined as difference of energy of product  and energy of Reactant. If heat of…

Q: For the combustion of CH4 into CO2 and H2O vapor, do you expect ΔS to be positive or negative for…

A: The entropy of a given system refers to the degree of randomness or disorderness present in the…

Q: Without doing any calculations, deduce the signs of ∆G, ∆H, and ∆S for the process.

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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: What is the AG° if AH° is +58.7 kJ and AS° is +129 J/K at the temperature of 25°C ? 0 20.2 kJ…

A: Given : ΔHo = 58.7 KJ = 58700 J                       (Since 1 KJ = 1000 J) ΔSo = 129 J/K And…

Q: Given the data in the table below, AH°rxn for the reaction 2Ag25 (s) + 02 (g) - 2A820 (s) 25 (s) kJ.…

A: The reaction given is 2 Ag2S (s) + O2 (g) -------> 2 Ag2O (s) + 2 S (s)

Q: The Space Shuttle uses the following reaction to drive its reusable rocket boosters. H° = -2670.9…

A: We know Gibbs free energy, G° = H° - TS°  Where, H° = enthalpy              T = temperature in…

Q: For the reactionC(s,graphite) + O2(g)CO2(g)ΔG° = -394.2 kJ and ΔS° = 2.9 J/K at 252 K and 1 atm.The…

A: The maximum of work a reaction can perform is contained in its Gibbs energy value which also tells…

Q: Phosgene, COCl2, can be formed by the reaction of chloroform, CHCl3(l) with oxygen:  2CHCl3(l) +…

A: Given:  ∆Ho = -353.2 kJ ∆Go = -452.4 kJ T = 25oC

Q: Hint: No calculations are required. For the reaction CO(g) + 3H,(g)–→CH¼(g) + H,0(g) AH° = -206 kJ…

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