Consider the synthesis of sulphur trioxide from its elements at 25oC: 1/4 S8 (s) + 3O2(g) → 2SO3 (g) Thermodynamic Data:

Q: For the reaction shown below, determine the value of ΔSsurr at 345 K.Express your answer to 3…

A: The objective of the question is to calculate the change in entropy of the surroundings (ΔSsurr) for…

Q: The equation for the corrosion of iron to form iron (III) oxide (aka, rust) is: 4 Fe(s) + 3 O2(g) -à…

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Q: Quantities for Selected Substances at 298.15 K (25⁰C) Substance ∆H⁰f (kJ/mol) ∆G⁰f (kJ/mol) S…

A: In the given question we have to calculate the standard entropy ∆S° for catalytic hydrogenation of…

Q: Calculate the temperature (K) at which a reaction becomes spontaneous when ΔS = 769.8 J/mol-K and ΔH…

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Q: For the reaction A (g) → 2 B (g), K = 14.7 at 298 K. What is the value of Q for this reaction at 298…

A: The reaction given is,             A(g) → 2B(g) K = 14.7 at 298 K ∆G = -19.4 kJ/mol = -19.4  J/molWe…

Q: For the reaction A (g) → 2 B (g), K = 14.7 at 298 K. What is the value of Q for this reaction at 298…

A: Given data :  A(g) ==> 2B (g) , K = 14.7  ∆G = -1.5 KJ/mol

Q: Oxygen (O₂) is necessary for cellular respiration; it must be transported from the lungs to tissues…

A: The reversible reaction where, the rate of forward reaction equals that of the backward reaction is…

Q: Calculate the ∆H of the following reaction. Show the complete and step by step solution. 1. 2C(s) +…

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Q: Using the following reactions: 2 H 2 (g) + O 2 (g) --> 2 H 2O (g) ∆H = –484 kJ x 2…

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Q: The heat of vaporization of carbon disulfide, CS2, at 25 C is 27.2 Kj/mol. What is the entrophy…

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Q: Using the data below, the reaction: 2SO­3(g) → 2S(s, rhombic) + 3O2(g) is nonspontaneous.…

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Q: For the reaction A (g) → 2 B (g), K = 14.7 at 298 K. What is the value of Q for this reaction at 298…

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Q: For the phase change, C2H5OH (liq) ↔ C2H5OH (g), calculate:   ∆H0rxn, ∆S0rxn and ∆G0rxn (using…

A: The feasibility factor or Gibbs energy change is dependent on the enthalpy along with entropy change…

Q: Oxygen (O₂) is necessary for cellular respiration; it must be transported from the lungs to tissues…

A: There is following relationship between Gibbs free energy change and Equilibrium constant - ∆G° = -…

Q: At high temperatures, ammonia decomposes to N2 and H2:  2NH3 (g)= n2(g) + 3H2 (g) ΔH for the…

A: Given information, ΔH for the reaction is positive and ΔS are positive. The given decomposition…

Q: Consider the reaction: Cl2O(g)+ 3/2 O2(g)--> 2ClO2(g) Given the following data: delta H*…

A: Given data: Cl2O(g)+ 3/2 O2(g)--> 2ClO2(g) delta H* (reaction)= 126.4 kJ/mol delta S* (reaction)=…

Q: For the reaction A (g) → 2 B (g), K = 14.7 at 298 K. What is the value of Q for this reaction at 298…

A: Given: K = 14.7 T=298 K. ∆G = -2.5 kJ/mol

Q: Consider the following reaction and its associated ΔHrxn. CH3OH=CO+2H2,   ΔHrxn = 90.70 kJ/mol…

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Q: Calculate ∆Go at 25 ᴼC for the reaction of which ∆Ho = +210kJ; ∆So = 32.5 J/K

A: Given, ∆H° = +210 KJ  ∆S° = 32.5 J/K

Q: For the reaction below AH = +92.2 kJ, and AS = +198.7 J/K. Estimate the temperature at which this…

A: To find the temperature.

Q: Oxygen (O₂) is necessary for cellular respiration; it must be transported from the lungs to tissues…

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Q: 2.1.1 Calculate ∆rGo , using only Gibbs energy values. 2.1.2 Calculate the equilibrium constant, K,…

A: Given that -  1/4 S8 (s) + 3O2(g) → 2SO3 (g)    (2.1.1) -    Then, Gibbs free energy is -  ∆G°rxn =…

Q: Given:     H2O(l) → H2O(s)     ΔH° = –6.02 kJ at 273K Calculate the entropy change of the…

A: Given : ΔH° = –6.02 kJ (1kJ = 1000 J)  ΔH° = –6.02 x 10 3 J (1kJ = 1000 J) Temperature (T) = 0° =…

Q: In a typical cold pack (used for sports injuries), a salt such as ammonium nitrate is kept in a…

A: Dissolution of ammonium nitrate in water is given by, NH4NO3(s)→H2O(l) NH4+(aq)+NO3-(aq)   ∆H=+25.09…

Q: Consider the following equation: 2 CH3OH (ℓ) + 3 O2 (g) à  4 H2O (ℓ) + 2 CO2 (g)         ∆H =…

A: The heat of reaction is a thermodynamic unit of measurement. It is the amount of energy either…

Q: ΔGo

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Q: An example of a reaction where ∆G = 0 is   C(graphite)→C(diamond)   any synthesis reaction…

A: We know, The value of  ∆G = 0 when the reaction is at an equilibrium.

Q: Calculate the standard free energy change (kJ/mol) for the reaction shown at a temperature of 298.15…

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Q: When in 1 atm of pressure, when is the reaction of formation of ozone from oxygen spontaneous? 3 O2…

A: We have to tell given reaction is spontaneous or not

Q: Consider the synthesis of sulphur trioxide from its elements at 25oC: 1/4 S8 (s) + 3O2(g) → 2SO3 (g)…

A: Given reaction is  1/4 S8 (s) + 3O2(g) → 2SO3 (g) Given thermodynamic data is  Species…

Q: The value of AS°

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Q: Consider the synthesis of sulphur trioxide from its elements at 25oC: 1/4 S8 (s) + 3O2(g) → 2SO3 (g)…

A: Given chemical reaction is  1/4 S8 (s) + 3O2(g) → 2SO3 (g) Thermodynamic Data given is : Species…

Q: Consider the following reaction at 25 °C: 5 SO₃(g) + 2 NH₃(g) → 2 NO(g) + 5 SO₂(g) + 3 H₂O(g) If ∆H°…

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Q: Standard molar entropies for CO(g), CO2(g), and O2(g) are 197.9, 214.0, and 205.0 in J/mol K,…

A: Entropy Entropy is the measure of disorder in a reaction. When an amount of energy is added to a…

Q: For the reaction A (g) → 2 B (g), K = 14.7 at 298 K. What is the value of Q for this reaction at 298…

A: ∆G and Q are related as :  ∆G = ∆G° + RTlnQ  where , ∆G° is standard Gibbs free energy change . It…

Q: What is ∆Gο at 25° for the reaction: 2 CO (g) + 2 H2 (g) → CO2(g) + CH4(g), given that at 25° ∆Hο =…

A: Recall data, ∆H°=-247.3 KJ mol-1 ∆S°=-256.5 J mol-1K-1= -0.2565 KJ mol-1K-1 ∆G°=?

Q: For the reaction A (g) → 2 B (g), K = 14.7 at 298 K. What is the value of Q for this reaction at 298…

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Q: Using the data below, the ∆S⁰ is -326.3 J/K in the combustion of hydrogen in the presence of excess…

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Q: At 600.0 K, ∆Gº=–31.7 kJ/mol for the following decomposition reaction 2NH3(g) → N2(g) + 3H2(g). What…

A: Since form the balanced reaction 2NH3(g) → N2(g) + 3H2(g)  we can say that 2 moles of NH3 is…

Q: What is the entropy at SATP of a reaction where ∆Hºrxn=12.5 kJ and Keq=32.1?

A: For the given reaction the change in enthalpy and equilibrium constant in given as below:…

Q: Consider the reaction: FeO (s) + Fe (s) + O2 (g) → Fe2O3 (s) Given the following table of…

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Q: SUBSTANCE ENTHALPY ENTROPY Ca3(G) 112 KJ mol 153.37 J/mol K CI7(G) 203.12 KJ mol 213.80 J/mol K…

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Q: Calculate for the ΔS given the values of  ΔHo = +119.2 kJ,  ΔGo= +13.4 kJ at 298.5 K of temperature.…

A: Given: ΔHo = +119.2 KJ = +119200 J                                  (Since 1 KJ = 1000 J) ΔGo =…

Q: For the reaction A (g) → 2 B (g), K = 14.7 at 298 K. What is the value of Q for this reaction at 298…

A: K = 14.7 T= 298 K ∆G = -20.5 kJ/mol

Q: Consider an exothermic and non-spontaneous process. make a drawing that represent this process and…

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