9. Is the reaction Si(s) + 2 Cl2(g) → SICL, (g) spontaneous under standard conditions at 298 K? Answer this ques- tion by calculating AS (system), AS*(surroundings), and AS°(universe). (Define reactants and products as the system.)

Q: Determine the standard free energy change, ΔG°,

A: Δ G = Δ H − T Δ S  Δ H =  625.5 kJ  ∆S° = 450.0 J/K = 450 x 10-3 KJ/K T = 25.0°C + 273 = 298K

Q: 8.82. The reaction N‍2(g)+3H2(g)->2NH3(g) is spontaneous at room temperature but becomes…

A: Given, The relationship between ∆Go, ∆Ho and ∆So is given by

Q: 2 AgNO3 (s)  +  SO2 (g)      →     Ag2S (s)  +  2 NO2 (g)  +  2 O2 (g) Is the reaction spontaneous…

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Q: Consider the reaction below at constant pressure. Use the information provided to determine the…

A: If delta S surrounding is positive then reaction will be spontaneous.

Q: If the AH = 273 kJ/mol and AS = 109 J/K mol for a nonspontaneous reaction, at what temperature does…

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Q: Explain the difference between a spontaneous and non-spontaneous process, and provide an example of…

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Q: Consider the decomposition of gaseous N2O4: N2O4(g) → 2 NO2(g) ΔH° = +57.1 kJ/mol; ΔS° = +175.8…

A: The chemical equation :  N2O4(g) ---> 2NO2(g)  ∆H° = +57.1 KJ/mol  ...or  because 1KJ = 1000 J…

Q: At what temperature (K) does the dissolution of borax in water change from a spontaneous to a…

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

Q: Fe,O; (s) + 2Al (s) → Al,O; (s) + 2 Fe (s) a. Is the reaction spontaneous at room temperature under…

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Q: 12. Consider the oxidation of iron metal 4Fe +302g → 2Fe,O) . by determining the sign of Astotal,…

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Q: When AS = 0.115 kJ/K, calculate AG at room temperature, 25 °C, for the following reaction. AH° can…

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Q: Methanol (CH3OH) burns in oxygen to form carbon dioxide and water. Write a balanced equation for the…

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Q: In a particular spontaneous process, the number of microstates availableto the system decreases.…

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Q: 1. Consider a reaction: C₂H₂(g) + 4Cl2(g) → 2CCL4 (1) + H₂(g) Calculate the following by using the…

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Q: If AH = -50.0 kJ and AS = -0.400 kJ/K , the reaction is spontaneous below a certain temperature.…

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Q: Using the following data, give an approximation of the temperature at which the reaction CH4 (g) + 4…

A: According to second law of thermodynamics , entropy of a system always Increases. Or the value of…

Q: Consider the reaction: ΔrS = 94.6 J K−1mol−1 ΔrH = 175.98 kJ/mol NH4Cl (s) → NH3 (g) + HCl (g) a)…

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Q: The crystalline hydrate Cd(NO3)2 .4H2O(s) loses waterwhen placed in a large, closed, dry vessel at…

A: a) The process is spontaneous at room temperature. The standard enthalpy change for the reaction is…

Q: Hi, I need help with this step-by-step please thank you.

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

Q: Calculate the ASuni and determine whether the following reaction is spontaneous at 25.0°C. Al2O3(s)…

A: The relation between ∆G, ∆H and ∆S is given as;∆G=∆H-T∆S

Q: A

A: We Will Choose Correct option

Q: 1. Consider the conversion of dichloroethane (C2H4Cl2) to Cl2 and ethylene (C2H4) gases: C2H4Cl2…

A: Q.1:  #(A):  The given equation is:  C2H4Cl2 (g)  → Cl2(g)  +  C2H4 (g) Here the sign of ∆So is…

Q: For the reaction CaO(s) + CO2(g)CACO3(s) at 298 K, AG = -130.9 kJ/mol, AH= -178.3 kJ/mol, AS = -159…

A: For spontaneous reaction, value of  ΔG is negative. For non- spontaneous reaction,  value of ΔG is…

Q: Under what conditions does an increase in temperature turn a nonspontaneous process into a…

A: For a spontaneous reaction, ∆G (change in Gibbs free energy) must be negative.

Q: Consider the following reaction at room temperature:                         Co(s) + Fe2+(aq, 1.94…

A: The above Nernst equation could be simplified as, Ecell=E°cell-0.0592VnlogQ

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

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Q: 2 NH3 (g) + 2 O2 (g) → N20 (g) + 3 H20 (g) Is this reaction spontaneous only at low temperatures,…

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Q: Consider the reaction: NH3 (g) + HCI (g) NHẠC1 (s) Given the following table of thermodynamic data,…

A: using the Enthalpy of formation, product-reactant  also apply the same concept to the entropy case .…

Q: A chemical engineer wants to determine the feasibility of making ethanol (CHOH) by reacting water…

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Q: Making Methanol The element hydrogen is not abundant in nature, but it is a useful reagent in, for…

A: Given:          2H2​(g)+CO(g)  ----à CH3​OH(g)        ΔH°f, kJ/molΔS°f,…

Q: If the AH = 287 kJ/mol and AS = 57 J/K mol for a nonspontaneous reaction, at what temperature does…

A: Thermodynamics is branch of chemistry in which we deal with amount of heat evolved or absorbed by…

Q: Consider the following reaction at constant P. determine the value of deltaS of the surroundings at…

A: In this question, we want to determine the ∆Ssurr  You can see the details solution below.

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…

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Q: Consider the boiling of hydrogen iodide. Determine the value of ΔSsurr at 298 K, and predict whether…

A: Given : ∆H°vap = 21.16 KJ/mol and ∆S°vap = 89.0 J/K.mol. To find : ∆Ssurr. Solution : As we know,…

Q: 4. According to the 2 law of thermodynamics, ASi must be positive for a process to be spontaneous.…

A: SYSTEM: System is that part of universe which we are experimenting on or which we are considering.…

Q: Find the temperature (in K) above which a reaction with a AH of 123.0 kJ/mol and a AS of 90.00 J/K-…

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Q: (A) An interaction between two subunits of a protein was determined to have a AGO' = -49.6 kJ/mol.…

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Q: 12. Consider the oxidation of iron metal 4Fe +302g Astotal, Show that the reaction of spontaneous…

A: We need to find ∆Stotal . The sign of it will say that its spontaneous or non- spontaneous. Lets…

Q: A reaction has the values: ∆S = 69.3 J K-1mol-1 and ∆H = 44.3 KJ mol-1 At what temperature in…

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Q: Given the following data, calculate ΔGorxn to determine if the reaction Ti(s) + 2Cl2(g) -> TiCl4(l)…

A: Solution- Given data- ΔH of (TiCl4(s))=−804.2 kJ/mol and ΔH of(Cl2)=ΔH of (Ti(s))=0 kJ/mol.

Q: Consider the following reaction at constant P. Use the information here to determine the value of…

A: Answer - The correct option is (d)  S = +3.18 KJ/K reaction is spontaneous

Q: For a given reaction, dH = 32 kJ/mol and dS = 117 J/mol. At approximately what temperature would…

A: The spontaneity of the reaction can be determined by the change in Gibbs free energy. The relation…

Q: Read the following statements. Select all that are true. O For a spontaneous process, Asys S > 0 O…

A: Entropy of universe is continuously increasing. So change in entropy is positive.

Q: Consider the following reaction at constant P. Use the information here to determine the value of AS…

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Q: Consider the following reaction: C(graphite) + 1/2 O2(g) → CO(g) Is it spontaneous under standard…

A: When change in total entropy is positive, the process is spontaneous in nature.

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

A: