Calculate the ΔG°rxn using the following information.                           2 H2S(g) + 3 O2(g) → 2 SO2(g)  +  2 H2O(g)                        ΔG°rxn = ? ΔH°f (kJ/mol)     -20.6         0.00         -296.8           -241.8 S°(J/mol∙K)        205.8        205.2         248.2            188.8

Q: Which of the following samples of substances is likely to have the largest entropy? 1 mol KCI(aq) 1…

A: The gas phase has highest entropy followed by liquid. Solids have lowest entropy.

Q: For a particular reaction at 212.7 °C, ΔG=−843.71 kJ, and ΔS=603.37 J/K. Calculate ΔG for this…

A: Given : At temperature 212.7 °C, ΔG = -843.71 KJ = -843710 J…

Q: Determine the free energy change for each of the following reactions, which are run under standard…

A: We’ll answer the first question since the exact one wasn’t specified. Please submit a new question…

Q: Consider the process of water boiling in a beaker that is open to the atmosphere. Which of the…

A: In the given question, we are boiling water in a beaker and then have to see its thermodynamic…

Q: Define spontaneity of a reaction in terms of ∆G. Determine if a process is spontaneous based on…

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Q: Which of the following reactions correctly depict reactants and products in the correct state to…

A: In the reaction, states of matter was written as a subscript to the molecules which takes part in…

Q: Which of the following processes are exothermic? 1) Dew evaporates in the morning 2)Gasoline burns…

A: Exothermic reaction are the reaction in which heat is released and endothermic reactions are those…

Q: The standard reaction free energy AG =-910. kJ for this reaction: 6C(s) + 6 H2(g) +…

A: The given reaction is as follows: 6C(s) + 6H2(g) + 3O2(g) → C6H12O6(s)                      ∆G°=-910…

Q: 1. Classify the following processes as "Spontaneous" or "Non-spontaneous": (i) (ii) (iii) (iv) (v)…

A: Spontaneous process is the type of  random process is one that takes place alone and has no external…

Q: Indicate whether the following statements are true or false: A reaction that is spontaneous in the…

A: Spontanity of a reactions describes the ease of a reaction to occur.

Q: 1. What is spontaneous reaction and nonspontaneous reaction? Define each. 2. Indicate whether the…

A: The answer of the question is----------- The spontaneous reaction is a reaction that goes towards…

Q: Consider the following reaction: CaCO3 (s) CaO (s) + CO2 (g) ΔΗ = + 177.8 kJ According to Le…

A: According to Le Chatelier's principle, if the equilibrium is disturbed by any factor then the…

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

A: Any reaction is considered to be spontaneous only when there is increase in randomness of molecules.…

Q: Which of the following are spontaneous processes? a. Silverwares tarnish when exposed to air b. A…

A: Spontaneous processes = These are the process which occur without any external force.   a.…

Q: The standard reaction free energy AG =-34. kJ for this reaction: N2(9) + 3 H2(g)→2 NH3(g) Use this…

A: Given that,

Q: Which of the following is a spontaneous process at atmospheric pressure? A. Water freezing at room…

A: Spontaneity of a process is define by the Gibbs free energy of reaction.

Q: reaction has the following thermochemical values at 273.15 K: ΔH = -184.8 kJ mol-1 ΔS = -166.6 J…

A: Given,  ΔH = -184.8 kJ mol-1 ΔS = -166.6 J mol-1K-1 Temperature = 273.15 K

Q: 1. For the reaction at 25° C, find AG and determine what type of reaction/process takes place. a.…

A: If the value of ∆Go for the reaction is negative then, the reaction is spontaneous and…

Q: 12) Above what temperature does the following reaction become nonspontaneous? 2 H2S(g) + 3 O2(g) → 2…

A:

Q: How many of the following processes are nonspontaneous? climbing stairs dissolving salt in water…

A: Spontaneous process: Process that happens automatically without expenditure of energy. ∆G = -Ve for…

Q: Above what temperature does the following reaction become nonspontaneous?               2 H2S(g) +…

A: The balanced reaction taking place is given as, => 2 H2S (g) + 3 O2 (g)  → 2 SO2 (g) + 2 H2O (g)…

Q: Calculate the value of the free energy change, ΔG, for the reaction below at 227.0ºC when the…

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Q: Determine if each of the following processes is spontaneous or nonspontaneous. 1) water evaporating…

A: A spontaneous process is one that occurs without any external effort mainly because the reactants…

Q: ) Are the following processes spontaneous or nonspontaneous? What is the sign on AG? a. Water…

A: The spontaneous reaction occurs without any external conditions whereas the nonspontaneous reaction…

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: Which are spontaneous at high temperatures? Choose one or more: A 2H,S(g) + 30,(g) –→ 2H,0(g) +…

A:

Q: A chemist fills a reaction vessel with 7.73 atm chlorine (C1₂) gas, 8.12 atm phosphorus (P4) gas,…

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Q: 1. For the reaction at 25° C, find AG and determine what type of reaction/process takes place. a.…

A: Given: Temperature = 25 °C = 298 K (a) ∆H° = +137 KJ , ∆S° = 120 J/K (b) ∆H° = -241.82 KJ , ∆S° =…

Q: You are working in a lab and observing a reaction. If a reaction vessel is cold to touch and the…

A: A question about thermodynamics, which is to be accomplished.

Q: Calculate the free energy change for this reaction at 25 °C. Determine if the reaction is…

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Q: Which of the following would be expected to have positive entropy change?   Cooling of nitrogen…

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Q: The graph below shows the change in Gibbs free energy for two reactions. Change in Gibbs Free Energy…

A: Given:

Q: When crystalline solid barium hydroxide octahydrate and crystalline solid ammonium nitrate are…

A: Recall the following relation     ∆G=∆H-T∆SFor any spontaneous process, ∆G<0  and for exothermic…

Q: The decomposition of calcium carbonate is given by the reaction, CaCO3(s) → CaO(s) + CO2(g).…

A: (a)The reaction for the decomposition of one mole of calcium carbonate is obtained by reversing the…

Q: For the decomposition of mercury(II) oxide, HgO, to mercury and oxygen:             2HgO(s)…

A: Solution : the standard Gibbs free energy of formation (Gf°) of Mercury (II) oxide is -58.6 KJ.mol-1…

Q: Predict whether each process is spontaneous as described, spontaneous in the reverse direction, or…

A: A reaction is spontaneous if ∆S is positive. Entropy (S) is the measure of degree of randomness.…

Q: A chemist fills a reaction vessel with 2.62 atm nitrogen (N₂) gas, 3.76 atm hydrogen (H₂) gas, and…

A:

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

A: Entropy is used to determine the randomness or disorders. If change in Gibb’s free energy is…

Q: Calculate ΔS° for each of the following reactions. Explain the sign of ΔS° based on the molecular…

A: a)   N2H4(g) + H2(g) ⇌ 2 NH3(g) Standard entropy for N2H4(g) = 238.36 J/mol.K Standard entropy for…

Q: which of the following is a process with a negative △s? CaCo3---CaO(s) + CO2 (g) H2O (l)----H2O…

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Q: Fe2O3(s) + C(s) ... Fe(s) + CO2(g) change H  467.9 kJ change S 560.3 J/K change G 301.3 kJ…

A: ΔG = ΔH - TΔS ΔG = Change in free energy ΔH = change in enthalpy ΔS = change in entropy T =…

Q: Which best describes the entropy change for the following process? CO2(g) + H2(g) CO(s) + H2O(g)

A: Question 1 The number of gaseous compounds decreased in the product. So that randomness decrease…

Q: Consider the evaporation of methanol at 25.0 ∘C: CH3OH(l)→CH3OH(g). a) PCH3OH=154.0mmHg Express the…

A: The given reaction and the Standard Gibbs free energy is calculated as follows,

Q: What is the free energy change for the process shown here under the specified conditions? T= 25 °C,…

A: Calculation of QP: QP=PN2×PH23PNH32=0.870×0.250312.92=0.000327

Q: Which expression defines the change in free energy? a. ΔΗ + ΤAG c. ΔΗ-TAS b. ΔΗ+TAS d. ΔS-ΤΔΗ

A: We have to predict correct statement for change in free energy.

Q: Calculate ΔS° for each of the following reactions. Explain the sign of ΔS° based on the molecular…

A: Entropy is defined as the degree of randomness or disorderliness of the System.   if the molecules…

Q: Methanol, CH3OH , is formed from methane and water in a two‑step process. Step 1:…

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Q: Which are spontaneous at all temperatures? Choose one or more: 2H,S(g) + 302(8) –→ 2H,0(g) + SO,(g)…

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Q: Determine the total entropy change when 15.00 g of ice at –15°C is heated to 75°C. The molar heat of…

A: