63. Calculate ΔH°ΔH° for the process Sb(s)+5/2Cl2(g)⟶SbCl5(s) from the following information:Sb(s)+3/2Cl2(g)⟶SbCl3(s) ΔH°=−314kJ SbCl3(s)+Cl2(g)⟶SbCl5(s) ΔH°=−80kJ

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: Given these values, ΔHorxn = +75 kJ; ΔSorxn = +120 J/K; T = 298 K; calculatethe free energy change…

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

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…

A: If the Gibbs free energy change for a reaction is negative then the reaction will be spontaneous and…

Q: For a particular chemical reaction DH = 6.8 kJ and DS = –29 J/K. Under what temperature condition is…

A: Gibbs Helmholtz Equation: Is the equation denoted by,…

Q: For a particular reaction, AH = 20.1 kJ and AS = 45.9 J/K. Assuming these values change very little…

A: Applying concept of spontaneity and formula ∆S=∆H /T

Q: Calculate ΔG°rxn (in kJ) for a reaction where ΔH°= +63 kJ, ΔS°= +675 J/K, and T = 298 K

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Q: For a particular reaction, AH° = 55.4 kJ and AS" = 94.1 J/K. Assuming these values change very…

A: From given  we are going to calculate spontaneity of the reaction

Q: 41. Which of the following is TRUE for a non-spontaneous process? AH = TAS AH TAS

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Q: Calculate the change in entropy that occurs in the system when 45.0 g of acetone (C3H6O) freezes at…

A: The given mass of acetone = 45.0 g The molar mass of acetone = 58.08 g/mol The moles of acetone are…

Q: A certain reaction is spontaneous at 25°C. If the enthalpy change for the reaction is 29.8 kJ/mol,…

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Q: 8) For the reaction at 298 K, 2NO2(g) --> N2O4(g) The values of ΔH=−58.03 kJ and ΔS=−176.6 J/K. What…

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Q: At what temperature, in °C, does a reaction having AH = +87.9 kJ/ mol and AS = +170.2 J/(mol·K)…

A: Please find the attached images for the answer.

Q: Calculate ΔH° for the process Sb(s) + 5 2 Cl2 (g) ⟶ SbCl5 (s) from the following information: Sb(s)…

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

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Q: If a process is exothermic and not spontaneous, then what must be true?     ∆S 0   ∆H > 0   ∆H…

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Q: 3. Consider the dissolution of NH,NO, in a chemical cold pack a. Is the process spontaneous? b. Is…

A: Those reaction in which energy is absorbed are known as the endothermic reactions while the…

Q: The ∆H and ∆S for the decomposition of sulfur tetrabromide to sulfur and liquid bromine is +115 kJ…

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Q: For a certain chemical reaction H = -35.4 kJ and S = -85.5 J/K. A. Is the reaction endo or…

A: The question is based on the concept chemical thermodynamics.   We have been given enthalpy &…

Q: Hello, I completed this problem, but I'm getting something wrong. Could you help?

A: To find temperature at which reaction becomes spontaneous.

Q: W(s) W(1) AH fu = 35 kJ/mol; AS" fus = 10 J/(mol K) The chemical equation and thermodynamic data for…

A: Introduction :  We have to tell that the tungsten will melt or not .

Q: 73. Given the following data Ca(s) + 2C(graphite) → CaC2(s) Ca(s) + O,(g) –→ CaO(s) CaO(s) + H,O(1)…

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Q: a. N2 (g) + 3Cl2(g) → 2NCl3(g) ΔHo = 460 kJ/ mol; ΔSo = - 275 J/ K b. N2(g) + 3F2(g) → 2NF3(g) ΔHo =…

A: Here given multiple question...

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

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Q: At what temperature would you expect a reaction to become spontaneous that has ΔH=234 kJ and ΔS=234…

A: Given that, for a given reaction, the enthalpy changes and entropy changes as follows --- Enthalpy…

Q: Given the particulate models here that depict Cu in solid form, Br2 in liquid form, and He in…

A: The Gibb’s equation of thermodynamic purposed a relation between ΔS, ΔH and ΔG with Temperature.…

Q: Given the ∆H°f, calculate the ∆H°rxn for the formation of diamond from graphite.  ∆H°f (C, graphite)…

A: The reaction is  C (graphite) -----> C (diamond) Since the ∆H°rxn = ∆H°f of products - ∆H°f  of…

Q: For chemical reactions, the change in Gibbs free energy [at 298 K, 1at., ∆G°] determines whether a…

A: The given thermochemical equation is: C(s) + O2 (g) -----> CO2 (g) ;  ∆Go = - 394 kJ For the…

Q: What is the energy of system A? 15 What is the energy of system B? 16 9J 8J 6J In how many ways can…

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Q: 5. The entropy change of the process H2O (s) H2O () is 22 J/K at 0 °C. Calculate the enthalpy of…

A: H2O(s)↔H2O(l)∆H=22J/KT=0∘C=0+273K=273K∆S=∆HT

Q: For each of the following processes, indicate whether thesigns of ΔS and ΔH are expected to be…

A: The answer for part (a) is given below. Kindly repost the other subparts as separate question.

Q: Which of these processes are nonspontaneous? Are the nonspon-taneous processes impossible? a. a bike…

A: Spontaneous processes are those which take place on their own such as rusting of iron. These are…

Q: What is the standard change in free energy (in kJ) at 127°C for the reaction below, given ∆H° = -312…

A: given data are- ∆H° = -312 kJ  ∆S° = +66.7 J/K temperature = T = 127oC = 127 + 273 = 400 K free…

Q: For a particular reaction, Δ?∘=67.7 kJ/mol and Δ?∘=126.9 J/(mol⋅K). Assuming these values change…

A: Given : ΔHo of reaction = 67.7 KJ/mol = 67700 J/mol…

Q: (Q66). What is the change in entropy (in J/K) when 16.9 g of liquid hexane boils at its normal…

A: we need to calculate the change in entropy for hexane

Q: Calculate ∆H°25° for the reaction: Fe3O4(s) + 2 C(s, graphite) → 3 Fe(s) + 2 CO2(g) from the…

A: The given reaction is, Fe3O4(s) + 2 C(s, graphite) → 3Fe(s) + 2CO2(g)   The given reactions are, 1)…

Q: Which of the following processes is both exothermic (at 1 atm) and spontaneous? A) Sublimation of…

A: The process which is both exothermic and spontaneous is condensation of water at 99.5°C.

Q: For a particular reaction, AH° = 67.7 kJ and AS° = 126.9 J/K. Assuming these values change very…

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Q: For the reaction below ΔG° = +33.0 kJ, ΔH° = +92.2 kJ, and ΔS° = +198.7 J/K. Estimate the…

A: The given data : ΔG° = 33.0 kJ ΔH°= +92.2 kJ ΔS°= +198.7 J/K To determine : The temperature of the…

Q: Given the particulate models here that depict Cu in solid form, Br2 in liquid form, and He in…

A: The Gibb’s equation of thermodynamic purposed a relation between ΔS, ΔH and ΔG with Temperature.…

Q: y 20. Which process is most likely nonspontaneous at 25°C and 1 atm? (A) A rock climber repels down…

A: Almost all processes are spontaneous. Spontaneous processes are the process which occurs without the…

Q: 5-For the reaction, A+B C, AH-+30 kJ; AS°=+50 J/K.Therefore the reaction is: (a) spontaneous at all…

A: ∆Hf°is the standard enthalpy change when one mole of a substance is produced from its constituent…

Q: Calculate the enthalpy change for the reaction 2K+ S K28 using the following thermochemical…

A: Given  1)K + S  ->  KS     Delta H = 32.5 KJ 2) KS + K ->  K2S     Delta H = 38.2 KJ    To…

Q: Consider the decomposition of liquid benzene, C6H61l2, togaseous acetylene, C2H21g2:C6H61l2 ¡ 3…

A: Decomposition reactions are one in which the reactants get splits into one or more than one…

Q: Given the below thermodynamic data, calculate ΔΔH for the reaction CH4 (g) + NH3 (g) ⟶⟶ HCN (g) + 3…

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Q: If a process is exothermic and not spontaneous, then what must not be true? a) AG>0 b) AH0 d) AS<0

A: For exothermic process, ΔH &lt; 0 For non spontaneous process, ΔG &gt; 0

Q: (Q66). What is the change in entropy (in J/K) when 14.1 g of liquid hexane boils at its normal…

A: ∆Suniverse = ∆Ssystem + ∆Ssurrounding . And ∆Ssurrounding = - ∆Hreaction / T.

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°&lt;0 for spontaneous reactions

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

A: