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The reversible gas-phase chemical reaction A reversible 2B takes place in a steady state tubular reactor...
QUESTION 5 The following gas-phase reaction takes place in a plug flow reactor (a tubular reactor)...
QUESTION 5 The following gas-phase reaction takes place in a plug flow reactor (a tubular reactor) that has a diameter of 6 inches and cross sectional area of 0.1 ft2. A C.The reaction rate depends only on the concentration of A, CA, and has the following form: rate of destruction of A-k * CA , where k= 0.124 s-1. The feed consists of pure A, and enters the reactor at a volumetric flowrate of 0.22 ft3/s. Determine the required length...
The second order gas phase irreversible reaction: 2.4-B is carried out in an isothermal batch reactor...
The second order gas phase irreversible reaction: 2.4-B is carried out in an isothermal batch reactor containing 40 kg of catalyst and with an initial volume of 60-liter. The reactor is initially filled with equal molar quantities of A and inert I at 300 K and 2.5 atm. Calculate the time needed for the concentration of product (B) to be 0.02 mole/liter if: a) the reaction takes in a constant pressure batch reactor (3 points) b) the reaction takes place...
The reversible gas-phase decomposition of nitrogen tetra oxide, N2O4, to nitrogen dioxide, NO2, is to be...
The reversible gas-phase decomposition of nitrogen tetra oxide,
N2O4, to nitrogen dioxide, NO2, is
to be carried out at constant temperature. The feed consists of
pure N2O4 at 340 K and 202.6 kPa (2 atm). The rate
constant of forward reaction is 0.5 min-1 and the
equilibrium constant, Kc, at 340 K = 0.1
mol/dm3.
N2O4
2NO2
Use POLYMATH, calculate the equilibrium conversion of
N2O4 in a flow reactor.
We were unable to transcribe this imageWe were unable to transcribe...
P6-66 (Membrane reactor) The first-order, gas-phase, reversible reaction AB+2C is taking place in a membrane reactor....
P6-66 (Membrane reactor) The first-order, gas-phase, reversible reaction AB+2C is taking place in a membrane reactor. Pure A enters the reactor, and B diffuses out through the membrane. Unfortunately, a small amount of the reactant A also diffuses through the membrane. (a) Plot and analyze the flow rates of A, B, and C and the conversion X down the reactor, as well as the flow rates of A and B through the membrane. (b) Next, compare the conversion profiles in...
An aqueous phase reversible reaction ? ⇌ ? + ? is carried out in a batch...
An aqueous phase reversible reaction ? ⇌ ? + ? is carried out in a batch reactor. The forward reaction is first order wrt A and the backward reaction is first order wrt each component. Initial concentration of A is 1 mol/litre and no R and S are present initially. Derive an expression for ?? ⁄??. What is the maximum allowable conversion in the reactor? If this reaction happens in gas phase (constant pressure), derive an expression for ?? ⁄??....
QUESTION 4 The reaction below takes place in a continuous reactor at steady-state: Cl2 + C3H6...
QUESTION 4 The reaction below takes place in a continuous reactor at steady-state: Cl2 + C3H6 → C3H5Cl + HCl The reactor product stream flow rate is 200 mol/min. The product stream was analyzed and found to contain 17.00 mol% C12, 78.00 mol% C3H6, 1.00 mol% C3H5CI, 3.00 mol% CgH6C12 and 1.00 mol% HCl (a) Draw a flowchart of the process and label all the streams (b) Determine how much Cl2 and C3Hs was fed to the reactor (c) What...
The oxidation of nitric oxide NO + 02 =NO2 takes place in an isothermal batch reactor....
The oxidation of nitric oxide NO + 02 =NO2 takes place in an isothermal batch reactor. The reactor is charged with a mixture containing 20.0 volume percent NO and the balance air at an initial pressure of 380 kPa (absolute). (a) Assuming ideal-gas behavior, determine the composition of the mixture (component mole fractions) and the final pressure (kPa) if the conversion of NO is 90%. (b) Suppose the pressure in the reactor eventually equilibrates (levels out) at 360 kPa. What...
Question 11: Gas phase reactions in a Batch Reactor A gas phase reaction, shown below, is...
Question 11: Gas phase reactions in a Batch Reactor A gas phase reaction, shown below, is to be performed isothermally in a batch reactor of constant volume. The reactor is filled with 20 moles of pure A and its volume is 20 litres (a) If the temperature is 127 C, what is the initial total pressure? (b) What would be the final pressure assuming the reaction goes to completion? (c) If the reaction is first order, with a rate constant...
The elementary, reversible gas phase reaction A B is to be carried out in a CSTR with heat exchange. Pure A is fed to t...
The elementary, reversible gas phase reaction A B is to be carried out in a CSTR with heat exchange. Pure A is fed to the reactor. The heat exchange coil in the reactor is maintained at 400K. The rate coefficient is known at 400K, but heat of reaction is unknown. Data: k1(400K) = 0.001 s.! V-1000L To=350K R-831 J/mol K h 5 mol's UA 1000 J/K Kea (450K-1 A) Calculate the conversion (X) if the steady state CSTR is operated...
The following gas phase reaction takes place in the presence of steam as inert (1) in...
The following gas phase reaction takes place in the presence of steam as inert (1) in a packed bed reactor operating adiabatically. A B+C -ra = k PA k [Pn-F Popc] kmol \kgcath) PA, PB, Pc : Partial pressure of the species in atm Equilibrium constant K can be taken as constant at a value of 0.4 atm at the studied temperature and forward reaction rate constant k, log k = 4- 5000 T(K) k: kmol atm.kgcath Using the data...
QUESTION 5 The following gas-phase reaction takes place in a plug flow reactor (a tubular reactor) that has a diameter of 6 inches and cross sectional area of 0.1 ft2. A C.The reaction rate depends only on the concentration of A, CA, and has the following form: rate of destruction of A-k * CA , where k= 0.124 s-1. The feed consists of pure A, and enters the reactor at a volumetric flowrate of 0.22 ft3/s. Determine the required length...
The second order gas phase irreversible reaction: 2.4-B is carried out in an isothermal batch reactor containing 40 kg of catalyst and with an initial volume of 60-liter. The reactor is initially filled with equal molar quantities of A and inert I at 300 K and 2.5 atm. Calculate the time needed for the concentration of product (B) to be 0.02 mole/liter if: a) the reaction takes in a constant pressure batch reactor (3 points) b) the reaction takes place...
The reversible gas-phase decomposition of nitrogen tetra oxide,
N2O4, to nitrogen dioxide, NO2, is
to be carried out at constant temperature. The feed consists of
pure N2O4 at 340 K and 202.6 kPa (2 atm). The rate
constant of forward reaction is 0.5 min-1 and the
equilibrium constant, Kc, at 340 K = 0.1
mol/dm3.
N2O4
2NO2
Use POLYMATH, calculate the equilibrium conversion of
N2O4 in a flow reactor.
We were unable to transcribe this imageWe were unable to transcribe...
P6-66 (Membrane reactor) The first-order, gas-phase, reversible reaction AB+2C is taking place in a membrane reactor. Pure A enters the reactor, and B diffuses out through the membrane. Unfortunately, a small amount of the reactant A also diffuses through the membrane. (a) Plot and analyze the flow rates of A, B, and C and the conversion X down the reactor, as well as the flow rates of A and B through the membrane. (b) Next, compare the conversion profiles in...
QUESTION 4 The reaction below takes place in a continuous reactor at steady-state: Cl2 + C3H6 → C3H5Cl + HCl The reactor product stream flow rate is 200 mol/min. The product stream was analyzed and found to contain 17.00 mol% C12, 78.00 mol% C3H6, 1.00 mol% C3H5CI, 3.00 mol% CgH6C12 and 1.00 mol% HCl (a) Draw a flowchart of the process and label all the streams (b) Determine how much Cl2 and C3Hs was fed to the reactor (c) What...
The oxidation of nitric oxide NO + 02 =NO2 takes place in an isothermal batch reactor. The reactor is charged with a mixture containing 20.0 volume percent NO and the balance air at an initial pressure of 380 kPa (absolute). (a) Assuming ideal-gas behavior, determine the composition of the mixture (component mole fractions) and the final pressure (kPa) if the conversion of NO is 90%. (b) Suppose the pressure in the reactor eventually equilibrates (levels out) at 360 kPa. What...
Question 11: Gas phase reactions in a Batch Reactor A gas phase reaction, shown below, is to be performed isothermally in a batch reactor of constant volume. The reactor is filled with 20 moles of pure A and its volume is 20 litres (a) If the temperature is 127 C, what is the initial total pressure? (b) What would be the final pressure assuming the reaction goes to completion? (c) If the reaction is first order, with a rate constant...
The elementary, reversible gas phase reaction A B is to be carried out in a CSTR with heat exchange. Pure A is fed to the reactor. The heat exchange coil in the reactor is maintained at 400K. The rate coefficient is known at 400K, but heat of reaction is unknown. Data: k1(400K) = 0.001 s.! V-1000L To=350K R-831 J/mol K h 5 mol's UA 1000 J/K Kea (450K-1 A) Calculate the conversion (X) if the steady state CSTR is operated...
The following gas phase reaction takes place in the presence of steam as inert (1) in a packed bed reactor operating adiabatically. A B+C -ra = k PA k [Pn-F Popc] kmol \kgcath) PA, PB, Pc : Partial pressure of the species in atm Equilibrium constant K can be taken as constant at a value of 0.4 atm at the studied temperature and forward reaction rate constant k, log k = 4- 5000 T(K) k: kmol atm.kgcath Using the data...
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