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Homework Answers
Using Van't Hoff equation,
ln(Kp) = -∆H°/RT + ∆S°/T
So, slope of Graph is
Slope = -∆H°/R = 5×103
∆H° = -40 kJ/mol
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For the gas-phase reaction A=B, you make a series...
please show me how you got the answer For a newly discovered chemical compound, it was...
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For a newly discovered chemical compound, it was determined that the vapor pressure can be estimated with the following equation over a range of temperatures that includes the compound's boiling point: = exp(-4 + B), where A = 4,000 K and B = 20 Р Calculate the molar enthalpy of vaporization for this compound. You can assume ideal gas behavior of the vapor. (As an approximation for the gas constant, you can...
1. Ethylene can be formed by cracking of propane: CH CHA+CH. This reaction is carried out...
1. Ethylene can be formed by cracking of propane: CH CHA+CH. This reaction is carried out in the gas phase. You may assume ideal gas for parts b and c. AH (kJ/mol) AG (kJ/mol) CH 52.4 68.4 -103.8 CHA -74.6 --50.5 a. (10%) Use the provided data (for 1 bar, 298.15 K) to calculate the equilibrium constant of this reaction at 298.15 K. b. (10%) Calculate the equilibrium constant of this reaction at 800 K using the shortent van't Hoff...
• For the gas phase dimerization reaction 2 NO2 ⇔ N2O4, use Table 2C.5 to calculate...
• For the gas phase dimerization reaction 2 NO2 ⇔ N2O4, use Table 2C.5 to calculate Kp at 298 and 600 K. (Kp=0.00759) ΔrG0(N2O4) = 97.89 kJ/mol; ΔrG0(NO2) = 51.31 kJ/mol; • Estimate the equilibrium constant for the total oxidation of CO to CO2 at 1000K. ΔrH0 (CO2) = -393.51 kJ/mol; ΔrH0 (CO) = -110.53 kJ/mol (Kp= 1.84 x 1010) • • • • • •
Problem 4 The value of Δ110 is-12.93 kJ mol-1 for the following reaction: 2HI(g)H2(g) +12(9) Assuming...
Problem 4 The value of Δ110 is-12.93 kJ mol-1 for the following reaction: 2HI(g)H2(g) +12(9) Assuming that Δ/P is independent of temperature, calculate K at 700 K given that K = 29.1 at 1000K. HINT: You can integrate the Van't Hoff Equation in a VERY similar way as we approached the integration of the Gibbs-Helmholtz equation)
1. Ethylene can he farmed hy cracking of propane: CHACHA+CH. This reaction is carried out in...
1. Ethylene can he farmed hy cracking of propane: CHACHA+CH. This reaction is carried out in the gas phase. You may assume ideal gas for parts b and c. 68.4 AH (kJ/Llol AG (LJ/mol 52.4 CIL - 103 -23.1 -74.6 -30.5 a. (10%) Use the provided data for 1 bar, 298.15 K) to calculate the exquilibrium constant of this reaction at 298.15 K. b. (10%) Calculate the equilibrium constant of this reaction at 800 K using the shortcut van't Holl...
Review Intelligent Tutoring Problem 03-02 Consider the following reaction, with all reagents in the gas phase:...
Review Intelligent Tutoring Problem 03-02 Consider the following reaction, with all reagents in the gas phase: Η Η C=( + 3 0=0 HH 2 0=c=0 +2 -O-H Avarage bond energy for C=0 = 800 kJ/mol. x Incorrect. Make sure you used AE = sum of energies of bonds broken - sum of energies of bonds made. Calculate the energy change of this reaction (in kJ mol-?) using average bond energies found in Table 3-2 of the textbook. Use 800 kJ/mol...
(3 Points) Calculate the standard Gibbs energy of reaction for the reaction below at 298 K...
(3 Points) Calculate the standard Gibbs energy of reaction for the reaction below at 298 K and 596 K. 4 HCl(g) + O2(g) 2Cl2(g) + 2H2O(l) Assume that the heat capacities are constant over the temperature range involved. 02(g) Cl2(g) HCl(g) 4,Hº (kJ mol-4) -92.11 S JK- mol-) 186.91 Comº (K-mol-4) 29.12 AG° (k mol-1) | -95.30 223.07 205.14 9.36 H2O(1) -285.83 69.91 75.29 -237.133 2 33.91
Ammonia gas is produced on a massive scale using the Haber-Bosch process. The reaction is: N2...
Ammonia gas is produced on a massive scale using the Haber-Bosch process. The reaction is: N2 (8) + 3H2 (8) À 2NH3 (8) AH = -92 kJ mol-1 (a) Write an expression for the equilibrium constant, Kp, for this reaction in terms of partial pressures. (b) Use the partial pressures given below to calculate the value of Kp at 700K, including its units. PM = 0.450 atmospheres P = 0.680 atmospheres Puu, = 0.152 atmospheres NIH (c) What would be...
The irreversible gas phase rxn, A=> B+C is performed in an adiabatic, 800‐liter PFR with a rate...
The irreversible gas phase rxn, A=> B+C is performed in
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with a volumetric flow rate of 1.956 L/s. The heat of
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The gas phase reaction 2 N2O5(g) → 4 NO2(g) + O2(g) has an activation energy of...
The gas phase reaction 2 N2O5(g) → 4 NO2(g) + O2(g) has an activation energy of 103 kJ/mol, and the first order rate constant is 1.01×10-4 min-1 at 278 K. What is the rate constant at 308 K? ________min-1
please show me how you got the answer
For a newly discovered chemical compound, it was determined that the vapor pressure can be estimated with the following equation over a range of temperatures that includes the compound's boiling point: = exp(-4 + B), where A = 4,000 K and B = 20 Р Calculate the molar enthalpy of vaporization for this compound. You can assume ideal gas behavior of the vapor. (As an approximation for the gas constant, you can...
1. Ethylene can be formed by cracking of propane: CH CHA+CH. This reaction is carried out in the gas phase. You may assume ideal gas for parts b and c. AH (kJ/mol) AG (kJ/mol) CH 52.4 68.4 -103.8 CHA -74.6 --50.5 a. (10%) Use the provided data (for 1 bar, 298.15 K) to calculate the equilibrium constant of this reaction at 298.15 K. b. (10%) Calculate the equilibrium constant of this reaction at 800 K using the shortent van't Hoff...
Problem 4 The value of Δ110 is-12.93 kJ mol-1 for the following reaction: 2HI(g)H2(g) +12(9) Assuming that Δ/P is independent of temperature, calculate K at 700 K given that K = 29.1 at 1000K. HINT: You can integrate the Van't Hoff Equation in a VERY similar way as we approached the integration of the Gibbs-Helmholtz equation)
1. Ethylene can he farmed hy cracking of propane: CHACHA+CH. This reaction is carried out in the gas phase. You may assume ideal gas for parts b and c. 68.4 AH (kJ/Llol AG (LJ/mol 52.4 CIL - 103 -23.1 -74.6 -30.5 a. (10%) Use the provided data for 1 bar, 298.15 K) to calculate the exquilibrium constant of this reaction at 298.15 K. b. (10%) Calculate the equilibrium constant of this reaction at 800 K using the shortcut van't Holl...
Review Intelligent Tutoring Problem 03-02 Consider the following reaction, with all reagents in the gas phase: Η Η C=( + 3 0=0 HH 2 0=c=0 +2 -O-H Avarage bond energy for C=0 = 800 kJ/mol. x Incorrect. Make sure you used AE = sum of energies of bonds broken - sum of energies of bonds made. Calculate the energy change of this reaction (in kJ mol-?) using average bond energies found in Table 3-2 of the textbook. Use 800 kJ/mol...
(3 Points) Calculate the standard Gibbs energy of reaction for the reaction below at 298 K and 596 K. 4 HCl(g) + O2(g) 2Cl2(g) + 2H2O(l) Assume that the heat capacities are constant over the temperature range involved. 02(g) Cl2(g) HCl(g) 4,Hº (kJ mol-4) -92.11 S JK- mol-) 186.91 Comº (K-mol-4) 29.12 AG° (k mol-1) | -95.30 223.07 205.14 9.36 H2O(1) -285.83 69.91 75.29 -237.133 2 33.91
Ammonia gas is produced on a massive scale using the Haber-Bosch process. The reaction is: N2 (8) + 3H2 (8) À 2NH3 (8) AH = -92 kJ mol-1 (a) Write an expression for the equilibrium constant, Kp, for this reaction in terms of partial pressures. (b) Use the partial pressures given below to calculate the value of Kp at 700K, including its units. PM = 0.450 atmospheres P = 0.680 atmospheres Puu, = 0.152 atmospheres NIH (c) What would be...
The irreversible gas phase rxn, A=> B+C is performed in
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rxnis ‐12 kJ/mol(independent of temperature), heat
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versus reactor volume (c) volumetric flow...
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