The reaction                         2 NO(g)   ⇆  N2O4(g) occurs at 25oC under standard state conditions with ΔGo = 13.1 kJ/mol. What is the free energy change (in J/mol) when the NO partial pressure is 0.649 Atm and the N2O4 partial pressure is 0.0015 Atm?

Q: Hydrogen reacts with nitrogen to form ammonia (NH3) according to the following reaction: 3 H2 (g) +…

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Q: For a particular reaction at 210.9 °C, AG = −1477.24 kJ/mol, and AS = 492.54 J/(mol · K). Calculate…

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Q: For a particular reaction, Δ?=120.5 kJ/mol and Δ?=758.2 J/(mol·K). Calculate Δ? for this reaction at…

A: Given data is  ΔH = 120.5 KJ/mol = 120500 J/mol And ΔS = 758.2 J/mol.K Since ΔG = ΔH - TΔS where T =…

Q: As O2(l) is cooled at 1 atm, it freezes at 54.5 K to form solid I. At a lower temperature, solid I…

A: The expression that will be used to determine the temperature at which solids I and II are in…

Q: at what temperature will this reaction be exactly at equilibrium?

A: Enthalpy change (∆Ho)=-162.2 kJ =-162.2  X 103J Entropy change (∆So)=104.2 J/K ∆Go=0 at equilibrium…

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Q: Given the values of ΔGfo given below in kJ/mol, calculate the value of ΔGo in kJ for the reaction:…

A: The given problem can be solved by using the formula given below as; ∆G°=ΣStandard free energy of…

Q: The Haber process is used to produce ammonia for fertilizers: N2(g) + 3H2(g) → 2NH3(g). The reaction…

A: Given that, the Haber process is used to produce ammonia for fertilizers: N2(g) + 3H2(g) → 2NH3(g).…

Q: What is the entropy change (in J/K) associated with the formation of 15.0 g of SO2 for the reaction…

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Q: The addition of 121  g potassium fluoride to 591  mL of water (d = 1.00 g/mL) causes the temperature…

A: The mass of solution is calculated as shown,

Q: Using enthalpies of formation (See the Supplemental Data), calculate ΔH° (in kJ) for the following…

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Q: Consider the following reaction, A(s) + 2 B(g)→ 3 C(g) Calculate ΔSo for the reaction if So A(s) =…

A: Entropy of a system measures randomness of the system. Now change of entropy is determined from…

Q: For a particular reaction, Δ?=139.99 kJ and Δ?=298.7 J/K. Calculate Δ? for this reaction at 298 K.…

A: Given,  ∆H = 139.99 KJ ∆S = 298.7 J / K T = 298 K.

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

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Q: Use the information given below to calculate the standard reaction free energy, ΔG°rxn (in kJ), for…

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Q: Calculate the temperature of the following reaction,  If ΔGrxn° = -29.22 kJ/mol,  ΔH°= 9.12 kJ/mol…

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Q: For the following questions, use the reaction for the formation of C2H4 (g) from its elements C (s)…

A: Relationship between standard free energy change and equilibrium constant The free energy…

Q: Using enthalpies of formation (See the Supplemental Data), calculate ΔH° (in kJ) for the following…

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Q: For a particular reaction at 148.1 °C, Δ?=−1428.51 kJ, and         Δ?=393.69 J/K  .  Calculate Δ?…

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Q: What is ΔG°rxn in kJ/mol for the following reaction at 406 Kelvin? Please report 2 decimal places,…

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Q: A particular reaction has a ΔHo value of -141. kJ and ΔSo of -104. J/mol K at 298 K. Calculate ΔGo…

A: We are given :648. K Change in enthalpy (ΔHo)  =   -141. kJ change in entropy (ΔSo)  = -104. J/ K =…

Q: Сalculate ∆H° for the reaction: N2O(g) + 1/2 O2(g) → 2NO(g)

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Q: The value of ΔH for the following reaction is +52.0 kJ/mol at 298K. What is the value of ΔU in…

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

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Q: A reaction will be spontaneous only at low temperatures if both ΔH and ΔS are negative. For a…

A: given: ∆H=-320.1KJ/mol        =-320100J/mol∆S=-95J/K.mol

Q: A particular reaction has a ΔHo value of -150 kJ and ΔSo of -393 J/mol K at 298 K. Assuming that ΔHo…

A: Enthalpy change of a reaction, ∆H° is the energy difference between energy of products and…

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

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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: The value of AS°

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Q: What is the lowest temperature at which the reaction of C(s) with H2O(g) to produce H2(g) and CO(g)?…

A: The lowest temperature would be 981..3153°C.

Q: For the following hypothetical reaction, use the thermodynamic data provided below to determine the…

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Q: Given ΔHrxn = -98.9 kJ and ΔSrxn = - 94.0 J/K at 25 oC for the combination reaction of sulfur…

A: Answer:- This question is answered by using the simple concept of calculation of Standard Gibbs free…

Q: For a reaction   ΔH= -4.7 kJ  and  ΔS= -69.5 J/K at 25 oC.  Determine the ΔG for this reaction

A: The question is solved using Gibbs – Helmoholtz equation.

Q: acity of the bomb calorimeter occurs according to the

A: Heat capacity (C) = 9.625 kJ/°c Initial temperature(T1)=22.905°c Final temperature (T2)=25.879°c…

Q: Given the following two measurements of the equilibrium constant for a reaction, calculate ΔH° for…

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Q: Consider the following reaction.  Use the information here to determine the value of ΔSsurr at 355…

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Q: A particular reaction has a ΔHo value of -157. kJ and ΔSo of -343. J/mol K at 298 K. Assuming that…

A: ∆H° = -157 kJ/mol ∆S° = -343 J/mol-K T = 298 K  We have to determine the temperature when…

Q: When 0.783 g of benzoic acid, C7H6O2 (122.12 g/mol) is burned in a bomb calorimeter, the temperature…

A: Given , mass of benzoic acid = 0.783 g

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

A: We know that ∆G = ∆G° + RTlnQ ..(1) Here, Q = pH2^3*pN2^1/pNH3^2 = (0.250)^3(0.870)/(12.9)^2 =…

Q: Calculate ΔSuniv for the following reaction at 300K. 2 NO(g) + O2(g)   2NO2(g)          ΔHrxn =…

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Q: The dissolution of ammonium nitrate occurs spontaneously in water at 25 °C. As NH4NO3 dissolves, the…

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