7.2(a) Dinitrogen tetroxide is 18.46 per cent dissociated at 25°C and 1.00 bar in the equilibrium N2O4(g) 5 2 NO2(g). Calculate (a) K at 25°C, (b) ∆r G7 , (c) K at 100°C given that ∆r H7 = +57.2 kJ mol−1 over the temperature range.

Q: For a certain chemical reaction, the standard Gibbs free energy of reaction at 5.00 °C is 109. kJ.…

A:

Q: For the reaction N2(g) + 3H2(g) = 2NH3(g), Kp = 1.60 × 104 at 400°C. Calculate a) AG°n b) AGrxn when…

A:

Q: Calculate the minimum of a mass of coke needed to produce 9500 kg of pure iron. Two sig figs for…

A: Calculate the energy required for the formation of 9500kg of iron,

Q: For a reaction where ∆H° = +573 kJ/mol and ∆S° = +1.64 kJ/mol･K, at what temperature, in K, does…

A: For a reaction to be spontaneous the value of ∆G° must be negative.

Q: What is the change in 'molar' gibbs free energy?  Could you give me an example of the calculation…

A: The change in Gibbs free energy of the system can be expressed in the term of change in enthalpy and…

Q: (Q79) The first step of glycolysis (the metabolic conversion of glucose to pyruvate) is the addition…

A: given, temperature = 38.6 degree Celcius Gibbs free energy = +13 kJ/mol

Q: Look up the boiling point of benzene. Then calculate the change in Gibbs Free Energy for che…

A:

Q: The magnitude of the enthalpy of Process A is equal to Process B

A: Pricess A is endothermic while process B is exothermic.  In process A , heat is required while in…

Q: Given the thermodynamic data in the table below, calculate the standard Gibbs free energy change at…

A: We have given the thermodynamic data for given reaction   C2H2 (g) + H2 (g)  -------> C2H4 (g)…

Q: At 25 ∘C25 ∘C, the equilibrium partial pressures for the reaction   A(g)+2B(g)↽−−⇀C(g)+D(g) were…

A:

Q: (Q77) The standard Gibbs free energy (AG°rxn) for the formation of sulfur trioxide from sulfur…

A:

Q: Br2 2. Molecular bromine is 24 per cent dissociated at 1600 K and 1.00 bar in the equilibrium: (g) 2…

A:

Q: At 25 °C, the equilibrium partial pressures for the reaction A(g) + 2 B(g) 4 C(g)+D(g) were found to…

A: Given data :

Q: 2. Calculate AG for the reaction CH;OH(g) SCO(g) + 2H2(g) for the following conditions at 25 °C: P…

A: The Gibbs free energy of the reaction helps us to find the reaction is feasible or not.

Q: At 298 K and 1 atm, the value of n for chlorine gas is 132 micro Pascal. Calculate the value of o…

A: Solution -

Q: C(g) = A(g) + 3B(g) has Ke = 58 at 298 K. What is the value of K, for this system at 298 K? K, = %3D

A: The reaction is given as follows: Cg↔Ag+3Bg Given data: Kc = 58 at 298 K

Q: Determine AG for the reaction CH, (g) +20, (g) ->2H,O(1) + CO,(g) and at 25°C. AH° =-256 kJ/mol, AS…

A: Given : ΔHo = -256 KJ/mol   And ΔSo = +514 J/mol.K = +0.514 KJ/mol.K…

Q: What is the change in entropy when one mole of calcite (CaCO3) decomposes at 298.2 K to CaO(s) and…

A:

Q: hat is AG for the reaction ATP + H2O + ADP + P¡ in which the concentrations are ATP = x2 M, ADP = x…

A:

Q: For a certain chemical reaction, the standard Gibbs free energy of reaction is -104. kJ. Calculate…

A:

Q: The entropy of reaction for XeF6 (g) ⇌ XeF4 (g) + F2 (g) is 49 J/mol·K.  If the equilibrium constant…

A: Feasibility of a reaction depends on the change in Gibbs free energy. The value of change in Gibbs…

Q: Consider the (endothermic) thermal decomposition of calcium carbonate: CaCO3(?) → CaO(?) + CO2(?).…

A: Given, Thermal decomposition of calcium carbonate. CaCO3(s)⇌CaO(s)+CO2 (g) It is an example of…

Q: (Q78) The equilibrium constant (Keg) for the formation of dinitrogen tetroxide (N2O4) from nitrogen…

A:

Q: At 25 °C, the equilibrium partial pressures for the reaction 3 A(g) + 2 B(g) = C(g)+ 2 D(g) were…

A: The given chemical equilibrium reaction is as follows,3A(g)+2B(g)⇌C(g)+2D(g)Partial pressure of…

Q: At 25 °C, the equilibrium partial pressures for the reaction 2 A(g) + 4 B(g) =2C(g)+D(g) were found…

A:

Q: Calculate ΔG° (kJ/mol) for a reaction whose equilibrium constant is 1.9 x 106 at 298 K. Report your…

A: The Gibbs free energy and the equilibrium constant are related by the following equation: ∆Go=-RTlnK…

Q: Given that the AG°F (kJ/mol) at 298 K for difluoroacetylene (C2F2) and hexafluorobenzene (C6F6) are…

A:

Q: What is the standard enthalpy (in kJ/mol) of a reaction for which the equilibrium constant increased…

A: The relationship between equilibrium constant ( K ) , temperature ( T )  and standard enthalpy ( ∆H…

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: (a) For a process that occurs at constant temperature, doesthe change in Gibbs free energy depend on…

A: The Gibbs energy change can be defined by the expression as- ∆G=∆H-T∆S where ΔG: Gibbs Free Change…

Q: Two nonpolar organic liquids, hexane (C6H14) and heptane(C7H16), are mixed. (a) Do you expect ΔHsoln…

A: a) Calculation of the total enthalpy of mixing of hexane and heptane: So, the molecular interaction…

Q: What is AG° for the reaction CH,OH(g) → CO(g) + 2 H,(g) at 25°C? kJ/mol AH° = +90.7 kJ/mol 3 AS° =…

A:

Q: The complete combustion of cyclohexane occurs according to the following equation: CSH12(g) + 902(g)…

A:

Q: Molecular bromine is 24 per cent dissociated at 1600 K and 1.00 bar in the equilibrium Br2(g) = 2…

A:

Q: Calculate the equilibrium constant at 37oC for the reaction Glucose + 6O2 + 36ADP + 36Phospate →…

A: NOTE : there is a typing error in the question  It will be Gibbs free energy change i.e ΔGo= -423…

Q: For a C↔2D equilibrium reaction, if the enthalpy change at standard condition is 60 kJ/mol, if there…

A: The equilibrium reaction taking place is given as, => C ↔ 2 D Given: ΔH = 60 KJ/mol = 60000 J/mol…

Q: of configurat 3) Discuss the diagram of the molar Gibbs free energy (or chemical potential) versus…

A: The solution of the question is given below:

Q: For a certain reaction, AGxn = +3.5 kJ/mol at 298 K. %3! a. If this reaction is at equilibrium,…

A: The -ve value for dG exhibits any reaction "spontaneous" and the +ve value for dG exhibits any…

Q: The reduction of iron(III) oxide (Fe₂O,) to pure iron during the first step of steelmaking, 2 Fe₂O₂…

A: Here we are required to find the mass of iron produced by combustion of 8200kg of coke.

Q: 1. For the reaction N(g) + 3H2(g) = 2NH3(9), Kp = 1.60 x 104 at 400°C. Calculate a) AG°ran b) AGrxn…

A: Reaction N2 (g) + 3H2 (g) →2NH3 (g) Kp = 1.6 × 10-4 at  T = 400 0C = 273 +400 =673K

Q: The standard Gibbs free energy (∆G°rxn) for the formation of sulfur trioxide from sulfur dioxide and…

A: Given reaction: SO2 (g) + ½ O2 (g) → SO3 (g) The standard Gibbs free energy (∆G°rxn) for the…

Q: Does the entropy of the system increase, decrease, or staythe same when (a) a solid melts, (b) a gas…

A: (a) Entropy of the system will increase when a solid melts. Randomness of liquid is more than that…

Q: At 25 ∘C25 ∘C, the equilibrium partial pressures for the reaction   3A(g)+4B(g)↽−−⇀2C(g)+3D(g)…

A: The reaction given is 3 A (g) + 4 B (g) ------> 2 C (g) + 3 D (g) Given : equilibrium partial…

Q: What would the entropy be for a system with 6.05E+1 microstates, in J/mol-K?

A: The relationship between number of micro-states with entropy is given as follows:

Q: s the relationship between Q and K

A:

Q: What would be the equilibrium temperature if you drop 5.0 g of brass (Cp = 0.38 J/g-°C, initially at…

A: The equilibrium temperature(T) in the given case can be calculated as follows:

Q: If the enthalpy change at standard condition for the C02D equilibrium reaction is 60 kJ/mol, if…

A: NOTE: The reaction given is having 0 instead of an arrow. Hence I'm taking this reaction. The…

Q: Use the data in the supporting materials to calculate the equilibrium constant (Kp) for the…

A: The solution is given in the following steps :

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 reaction: A (g) → 2 B (g), K = 14.7 We have to find the value of Q for this reaction at 298 K…

Q: What is the value of the equilibrium constant when  ΔGorxn = 25 kJ·mol-1 and T=298 K?

A: Relation between Gibbs Free energy and equilibrium constant is:-   ΔGorxn = -RTlnK ΔGorxn = 25…