2Al(s) + 3C12(g) -> 2AICI3(s) The above reaction is not spontaneous under standard conditions, but becomes spontaneous as the temperature decreases. Which choice below is true at standard conditions? Ο Α. ΔΗ +, ΔS+ Ο Β. ΔΗ -, ΔS+ O C. AH +, AS O D. AH -, AS -

Q: Calculate AG°nxn: AG°rxn= kJ Part 3 Which phrase best describes this reaction under standard…

A: The standard enthalpy change and the entropy change of the reaction are given by: ∆H° = ∑∆H°f…

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Q: Consider the following reaction at 25°C: 3 N,(g) + 0,(g) + H,(g) → HNO,(aq) 2 2 For this reaction A…

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Q: Below what temperature does the following reaction become spontaneous? FeO(s) + CO(g) → CO2(g) +…

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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: 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: Consider the reaction at 298 K: 2 NO(g) + O2(g)¡2 NO2(g) ΔG°rxn = -71.2 kJCalculate ΔGrxn under…

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Q: Consider the reaction:  H2S(g)+SO2(g)---> 3S(g)+2H2O(l) for which delta H is -233 kJ and delta S…

A: Given:

Q: When is a reaction never spontaneous?   Keq   ∆H>0, ∆S>0   Keq0

A: Free energy of a system is the difference between the initial-state energy and the equilibrium…

Q: Na (s) + 20 (g)-2NO; (e) AS = -121.77 J/K.mol; AH° = 66.36 kJ/mol Is the reaction shown above…

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Q: 1.) Consider the following reaction: 2 AB (g) + B2(g) → 2 AB2(g) AH° = -485.0 kJ/mol a.) Do you…

A: a) ∆Ssys = negative  Explanation : 1) First reason is,  this reaction is exothermic reaction because…

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Q: Consider the following reaction at 25°c: 3 국지2(g) + 국0,(g) + (g) → HNO, (ag) -H,(g) → HNO, (aq) (3)…

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Q: 1. For the reaction: SO3(g) → SO2(0) + O2(0). AH° the reaction spontaneous at 25°C? At what…

A:

Q: A) AG becomes less negative and the reaction becomes less spontaneous. B) AG becomes more negative…

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Q: Consider the reaction: 2 NO( g) + O2( g)-------->2 NO2( g)Estimate ΔG° for this reaction at each…

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

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Q: Δ G o     for the reaction H2(g) + I2(g) ⇌ 2HI(g) is 2.60 kJ/mol at 25 ° C. Calculate…

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Q: SBr4 (g) → S (g) + 2 Br2 (l)         ΔGo = 77.75 kJ    ΔSo = 125.2 J/K    ΔHo = 115.4 kJ What would…

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A: For any reaction that proceeds spontaneously, the value of free energy that is Delta G remains…

Q: Octene (C8H16) can be converted into octane (C8H18) following the reaction below. ΔH° for the…

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Q: At 25 °C the formation of NH, (g) has a positive AS" systom. Is this reaction spontaneous or…

A: Given: ∆Ssystemo=+180 J/K T = 25oC ∆HfoN2g=0 kJ/mol∆HfoH2g=0 kJ/mol∆HfoNH3g=-45.9 kJ/mol

Q: SO2(g)+2H2S(g) --> 3/8S8(s)+2H2O(g)  at what temperature does the reaction become spontaneous?

A: Since the reaction becomes spontaneous when the net gibbs free energy change of the reaction becomes…

Q: Predict how AG changes with increasing temperature for the reaction A(g) + B(g) - C(g). A) AG…

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Q: Dinitrogen tetroxide (N2O4) decomposes to nitrogen dioxide (NO2). If ΔH° = 58.02 kJ/mol and ΔS° =…

A:

Q: AH = 12. kJ AS = 38. K Sao, 6) + 2c04) – Sa() + 2c0,2) AG = OJ Which is spontaneous? O this reaction…

A: Spontaneous reaction : If Gibb's Free energy is negative , then the reaction is called spontaneous…

Q: For the reaction of gaseous substances with increasing gaseous molecules (from reactant to product…

A: Given data    ∆H° = +150 KJ/mole and ∆S° = 171 J/K-mole.

Q: Predict how AG changes with increasing temperature for the reaction A(g) + B(g) - C(g). A) AG…

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Q: Which of the following statements are true about spontaneous processes? I. Spontaneous processes…

A: Spontaneous process :-  A process which takes place on its own without the need of any external…

Q: 57. For each reaction, calculate AHan, AS, and AGan at 25 °C and state whether or not the reaction…

A: Note - Since you have asked multiple questions (multiple reactions), we are supposed to solve only…

Q: AH = -1237. kJ J AS = -3201. K - 6C (s) + 6H, (g) + 30,(g) → C,H120, (s) AG = | kJ Which is…

A: Given: ∆H=-1237 kJ∆S=-3201 J/K     =-3.201 kJ/KTemperature=125oC                   =(125+273) K…

Q: For the reaction 2 NH3 (g) --> N2 (g)+ 3 H2 (g) , ∆H = +92 kJ. Which of the following is true?…

A: The given reaction is,  2 NH3 (g) --> N2 (g)+ 3 H2 (g) , ∆H = +92 kJ ∆H is positive, that means…

Q: Consider the following reaction at 25°C: 2NH3(g) + CO,(g) =NH,CONH,(aq) + H,0(8) For this reaction A…

A:

Q: Consider the reaction at 298 K:2 H2S(g) + SO2(g)----->3 S(s, rhombic) + 2 H2O(g) ΔG°rxn = -102…

A: given: △G°rxn=-102KJT=298K  R= 0.008314KJ/K/mol         △Grxn=△G°rxn +RT lnQ      --(i) now Reaction…

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

A:

Q: Briefly describe the Third Law of Thermodynamics.   b) Consider the reaction 2X(g)+ O2(g)→3Y(g)…

A: Hello. Since your question has multiple sub-parts, we will solve the first three sub-parts for you.…

Q: For the reaction   2 PF5(g) + 5 H2(g) →  2 P(g) + 10 HF(g), calculate ΔGº and determine whether the…

A: Given,

Q: Nitric oxide reacts with chlorine to form NOCI. The data refer to 298 K. 2NO(g) + Cl2(3) → 2NOC(g)…

A: The standard Gibb's free energy change of a reaction at 298 K can be calculated by the following…

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

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Q: NH3(g)   +  HCl(g)   ---->   NH4Cl(s) ΔHfo(kJ/mol):  -46.2          -92.3                   -314.4…

A: The reaction given is  NH3(g)   +  HCl(g)   ------->   NH4Cl(s)

Q: -Find AH, AS, and AG. Is this reaction exothermic and is it spontaneous? NO (g) + ½ O2 (g) -> NO2…

A: The given reaction is: From the given values- ΔH and ΔS can be calculated as follows: where m and…

Q: For the reaction: 20PCI3(g) 2PCI3(1) + 02(9) AH° = 508 kJ-mol-1 and AS° = 178 J-mol-1.K-1 at 298 K.…

A: Given reaction∆H° = 508 kJ . mol-1 = 508000 J mol-1∆S° = 178 J mol-1 K-1T = 298 K2 POCl3   →   2…

Q: or a particular reaction, AH = -93.8 kJ and AS = -156.1 J/K. Assuming these values change very…

A: Solution - According to the question - Given - ΔH° = -93.8kJ ΔS° = -156.1J / K = -156.1x 10^-3 kJ /K…

Q: Which of the following statements is true? (a) The larger the Q, the larger the ∆G°. (b) If Q = 0,…

A: Spontaneous process is a natural process which occur in a finite period of time.

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

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Q: The combination that always gives a spontaneous process is __. a) +ΔH                       +ΔS b)…

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Q: From the following AH and AS values, predict whether the reaction would be spontaneous. If not, at…

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Q: The following AG are for different reactions. Which reactions would be spontaneous if all conditions…

A: