Calculate the standard Gibbs energy change for the following reactions at 25oC: (a) C2H5OH(l) + O2(g) -> CH3COOH(l) ─+ H2O(l) (b) 2 CO2(g) -> 2 CO(g) + O2(g) Which of the above reactions, as written, is spontaneous at the standard state? Answer: [─ 362.1; +514.4]

Q: 3.2 The standard Gibbs energy of formation of H20 at 25.0 °C, 4G, is -228.57 kJ.mot', for a standard…

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Q: The standard reaction Gibbs energy of the isomerization of cis-2-pentene to trans-2-pentene at 400 K…

A: Given reaction: Isomerization of cis-2-pentene to trans-2-pentene and the value of Gibbs energy is…

Q: Calculate the standard Gibbs energy of the reaction CO(g) + CH3CH2OH(l) → CH3CH2COOH(l) at 298 K,…

A: The given reaction is shown below. The value of ΔH°f(CO)=-110.525 kJ/mol ΔS°m (CO)=197.674 J/Kmol…

Q: 4. The standard Gibbs energy of formation of PH3(g) is 13.4 kJ/mol at 298 K. Note that the standard…

A: Given: Partial pressure of PH3 = 2.0 bar Partial pressure of H2 =  2.0 bar Standard Gibbs free…

Q: The standard potential of the AgCl/Ag,Cl− couple fits the expressionE⦵/V = 0.23659 − 4.8564 ×…

A: standard Gibbs energy and enthalpy of formation of Cl−(aq) and its standard entropy are given below…

Q: The equilibrium pressure of H2 over a mixture of solid uranium and solid uranium hydride at 500 K is…

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Q: 4.32) Certain bacteria in soil obtain the necessary energy for growth by oxidizing nitrite to…

A: The standard Gibbs free energy of a reaction  may be expressed as:Gibbs free energy change = Total…

Q: on A‚G° = -nFEel Calculate the standard Gibbs energy change at 25 °C for the following reaction:…

A: We have to find E°cell.

Q: Borneol is a pungent compound obtained from the campharwood tree of Borneo and Sumatra. The standard…

A: The given isomerization reaction is as follows, It is given that the mixture is consisting of 0.15…

Q: The reaction A(g) + B(g) ↔ C(g) + D(g) has ΔGrxn° = -28.62 kJ mol-1 and Kp = 0.63 at 980 °C. A rigid…

A: The ΔGrxn° is the standard Gibbs free energy for the reaction and the Kp is the equilibrium constant…

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

A: Given that,   For he reaction, temperature T1 = 30°C  = 303 K Rate constant k1 at temperature T1 =…

Q: The standard potential of the AgCl/Ag, CI couple fits the expression Eº/V = 0.23659-4.8564 x 10-4…

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Q: Calculate the standard Gibbs energy of formation for A and B.   Calculate the Gibbs energy change…

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Q: 18. Use the values of the standard Gibbs energies and enthalpies of formation from prescribed…

A: To gain a general understanding of Gibbs energy and its applications in chemistry. Enthalpy and…

Q: The decomposition of a generic diatomic element in its standard state is represented by the equation…

A: The decomposition reaction is given by the chemical equation -…

Q: One enzyme-catalysed reaction in a biochemical cycle has an equilibrium constant that is 8.4 times…

A: K1 = 8.4 K2 ∆Gₒ1 = -2.303RTlogK1, ∆Gₒ1 = - 250 KJ/mol Standard reaction occur at 25ₒC or 298 K - 250…

Q: Calculate the standard Gibbs energy and equilibrium constant at (a) 25 ° C and (b) 50 ° C for the…

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Q: For each of the following reactions, write a balancedequation, calculate the standard emf, calculate…

A: (a)

Q: For CaF2(s) ⇋ Ca2+(aq) + 2 F−(aq), K = 3.9 ×10−11 at 25 °C and the standard Gibbs energy of…

A: the standard gibbs energy is calculated by ,⊿G =-RT lnKwhereR=gas constantT=temperatureK=constant

Q: The reaction of ozone in the atmosphere and nitric oxide has a reaction enthalpy and reaction…

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Q: A fuel cell develops an electric potential from the chemical reaction between reagents supplied from…

A: (a) hydrogen and oxygen,

Q: If a dilute H2 SO4 solution is electrolyzed with copper electrodes, the most likely electrode…

A: During the electrolysis of dilute sulfuric acid in presence of Cu electrode, hydrogen gas deposit at…

Q: The formation of glutamine from glutamate and ammonium ions requires 14.2 kJ mol of energy input. It…

A: Given, Energy for conversion for glutamate and ammonium to glutamine =14.2kJmol

Q: The reaction of ozone in the atmosphere and nitric oxide has a reaction enthalpy and reaction…

A: We will calculate gibbs free energy by using gibbs helmholtz equation.

Q: One ecologically important equilibrium is that between carbonate and hydrogencarbonate (bicarbonate)…

A: (a)

Q: The biological standard reaction Gibbs energies, at pH = 7, for the hydrolysis of…

A: Given: ΔrGo for hydrolysis of glucose-1-phosphate = -21 KJ/mol. = -21000 J/mol.…

Q: The equilibrium pressure of H2 over solid uranium and uranium hydride, UH3, at 500 K is 139 Pa.…

A: Balanced chemical reaction is given as below: Us+1.5 H2g→ UH3s Equilibrium pressure is given as:…

Q: 3.2 The standard Gibbs energy of formation of H0 at 25.0 °C, AG°, is -228.57 kJ.mol', for a standard…

A: ∆rG° is the Gibbs free energy of reaction which is expressed as: ∆rG°=∆fG°(products)-∆fG°(reactants)…

Q: What is the standard enthalpy of a reaction for which the equilibrium constant is (a) doubled. (b)…

A: The enthalpy of a reaction needs to be determined for which the equilibrium constant is doubled and…

Q: Question attached

A: Given data: Temperature (T)=37°C The change in the enthalpy (∆H)= -125 k J mol-1 The change in the…

Q: Consider the dissolution of calcium fluoride: CaF2(s) - Ca2*(aq) + 2 F(aq) Part A which has the…

A: Using Formula of gibbs free energy change we can solve this problem.

Q: Calculate AG, at 298K, for the dissociation of lead(II) iodide in water given that the equilibrium…

A: The standard Gibbs free energy and equilibrium constant are related by the following formula.

Q: The standard Gibbs energy of formation of gaseous ozone at 25.0 ℃ ΔfGo, is 162.3 kJ. mol-1, for…

A: Given O2 (g) ⇌ 2O3(g). Pressure = P = 1bar Temperature = T = 25°C = (25+273.15)K =298.15 K ∆Gf0 =…

Q: The reaction of ozone in the atmosphere and nitric oxide has a reaction enthalpy and reaction…

A: To calculate Gibbs free energy , we would use formula : ∆G = ∆H - T∆S  where , ∆H = Enthalpy change…

Q: The standard Gibbs energy of formation of PH3 (g) is 13.4 kJ/mol at 298 K. What is the corresponding…

A: Given data,∆Go=13.4kJ/molPH2=1.0barPPH3=0.60bar

Q: The table below provides data for the enthalpy and entropy of formation of compounds A and B at…

A: Given: Temperature = 298 K The relationship between Gibbs free energy, enthalpy change and entropy…

Q: One reaction has a standard Gibbs energy of -320 kJ mol-1 and a second reaction has a standard Gibbs…

A: The maximum amount of reversible work that can be done by a thermodynamic system at constant…

Q: calculate

A: ∆G°rxn = [ ∆G°(N2O4) ] - [ 2 • ∆G°(NO2) ]  ∆G°rxn = [ 99.8 kJmol-1 ] - [ 2 • 51.3 kJmol-1 ]  ∆G°rxn…

Q: The equilibrium constant for the dissociation of Br2 at 1600 K is K = 0.255 Calculate the standard…

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Q: The reaction of ozone in the atmosphere and nitric oxide has a reaction enthalpy and reaction…

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Q: 1. The electrode potential for the electrode Cl | Clae | Pt is given by Ecel/V = 1.484 867 + (3.958…

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Q: Consider the synthesis of ammonia from its elements at 25°C: N2(8) + 3H2(®) 2NH3(8) 2.1.1 Calculate…

A: Given that -  Balanced Chemical equation is -  N2(g) + 3H2(g) ----> 2NH3(g)     Now, Gibbs free…

Q: Calculate the standard Gibbs energy change for the following reaction at 298 K…

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Q: Estimate the ionization constant for acetic acid at 35°C from thermodynamic considerations.

A: Answer -

Q: The standard Gibbs energy of reaction, ΔGr°, for the dissociation of phenol is 56.4 kJ mol-1 at 298…

A: