Question

1- The gas phase reaction 1/2N2 + 3/2H2 -->NH3 is to be carried out isothermally. The...

1- The gas phase reaction 1/2N2 + 3/2H2 -->NH3 is to be carried out isothermally. The molar feed is 50% H2, 50% N2 at a pressure of 16.4 atm and 227oC.

a) Construct a complete stoichiometric table.

b) Calculate the concentrations of ammonia and hydrogen when the conversion of H2 is 60%.

c) Suppose by chance the reaction is elementary with ????2 = 40 ????3 ??????.?? . Write the rate of reaction solely as a function of conversion for a flow system.

d) Repeat the Problem for the feed composition of 45% H2, 45% N2, 2% NH3 and 8% Ar

Engineering   Chemical-Engineering   
0 0
Add a commentTranscribed image text
Next >

Homework Answers

Answer #1

0 0
Know the answer?
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Log In

Sign Up

Not the answer you're looking for?
Ask your own homework help question
Similar Questions
(a) Write a stoichiometric table for the reaction N2 + 3 H2  2 NH3 for...
(a) Write a stoichiometric table for the reaction N2 + 3 H2  2 NH3 for an isothermal, isobaric flow system with equimolar (or equal molar) feeds of N2 & H2. (b) If the entering total pressure is 16.4 atm and the entering temperature is 1727 oC, calculate the concentration of hydrogen and nitrogen entering the reactor. (c) Plot the gas composition (molar fractions) as a function of the conversion. Is there anything worth noticing? Can you explain it? What...
The elementary gas phase reaction A + B C is to be carried out isothermally in...
The elementary gas phase reaction A + B C is to be carried out isothermally in a continuous reactor. Reactants are entering with a stoichiometric proportions at 10 atm and 130°C molar flow rate of 20 mol/min. The exit conversion is 90%. The following data was collected from experimental work T, K kA (min-1) 360 5.38 368 8.35 376 12.73 385 16.34 395 21.23 410 28.61 425 33.81 Estimate the rate constant and the activation energy Calculate the required volume...
1. A ⇄ B + C The above gas phase elementary reversible reaction is carried out...
1. A ⇄ B + C The above gas phase elementary reversible reaction is carried out isothermally at CSTR at 640°C. The molar flow rate of raw material A is FA0 = 3.34 mol / min and the input concentration is CA0 = 0.04 mol / L. The reaction rate constant kA at 640 ° C is 0.1 mol / (Lꞏminꞏatm). When the equilibrium constant KP is 10 atm, find the corresponding equilibrium conversion Xe and calculate the reactor volume...
The gas phase reaction, 2A  B  C, is carried out in a PFR. The...
The gas phase reaction, 2A  B  C, is carried out in a PFR. The feed is equal molar in A and B and the entering temperature is 650K and the entering pressure is 21 atm. If the exit conversion is X, then the exit concentration of B (in mol/dm3 ) is:
he elementary liquid-phase reaction: A + B -----> C is to be carried out non-isothermally in...
he elementary liquid-phase reaction: A + B -----> C is to be carried out non-isothermally in a flow system with reaction constant,k= 0.07 dm^3mol-1min-1at 300K. The concentrations of each feed stream of A and B is 2 mol dm-3. The volumetric flow rate of each feed stream is 5 dm^3min-1. The two steams are mixed immediately prior to entering the reactor system. This flow system is conducted at 300K with two reactors: a 200 dm^3 stainless steel CSTR and an...
The gas phase irreversible reaction is carried out isothermally in a PBR      A → B The...
The gas phase irreversible reaction is carried out isothermally in a PBR      A → B The reaction is zero order. The entering temperature is 400 K, and the entering pressure is 10 atm. The flow is turbulent. For a 10 kg PBR with a pressure drop parameter α = 0.01 kg-1, the exit conversion was found to be 0.4. What catalyst weight of the PBR will you require if you need an exit conversion of 0.8, assuming that the particle...
Part I The elementary gas phase reaction (CH3)3COOC(CH3)3 --> C2H6 + 2CH3COCH3 is carried out isothermally...
Part I The elementary gas phase reaction (CH3)3COOC(CH3)3 --> C2H6 + 2CH3COCH3 is carried out isothermally in a flow reactor. The reaction rate constant at 500C is 1x10-4 min-1 and the activation energy is 85 kJ/mol. Pure di-tert-butyl peroxide enters the reactor at 10 atm and 127oC and a molar flowrate of 2.5 mol/min. Calculate the reactor volume and space time to achieve 90% conversion in; a) PF reactor b) CSTR reactor c) Propose the diameter (Dt) and length (L)...
The synthesis of methanol from carbon monoxide and hydrogen is carried out in a continuous vapor-phase...
The synthesis of methanol from carbon monoxide and hydrogen is carried out in a continuous vapor-phase reactor at 5.00 atm absolute. The feed contains CO and H2 in stoichiometric proportion and enters the reactor at 25.0°C and 5.00 atm at a rate of 31.1 m3/h. The product stream emerges from the reactor at 157°C. The rate of heat transfer from the reactor is 24.0 kW. Calculate the fractional conversion (0 to 1) of carbon monoxide achieved and the volumetric flow...
Nitrogen (N2) and hydrogen (H2) gases are fed to a reactor in stoichiometric quantities to react...
Nitrogen (N2) and hydrogen (H2) gases are fed to a reactor in stoichiometric quantities to react to form ammonia (NH3). The reactor is operated to achieve a fractional nitrogen conversion of 0.25. The exit stream from the reactor is fed to a separator, which separates unreacted nitrogen and hydrogen from the ammonia. (a) Draw and label a PFD for the process described above. [10%] (b) Write down a balanced stoichiometric equation for the reaction. [5%] (c) If the feed is...
The irreversible gas-phase reaction A + B ----> C is carried out in an isothermal (400...
The irreversible gas-phase reaction A + B ----> C is carried out in an isothermal (400 C) constant-pressure (1 atm) batch reactor in the presence of inerts (I). The initial gas composition in mole fractions is given by yA0 = 0.40; yB0 = 0.40; yC0 = 0.10; yI = 0.10. The reaction is first-order both in A and in B with a rate constant, k = 3.46 x10-2 dm3mol-1 s-1 at 400 C. (a) Set up a stoichiometric table. (b)...
ADVERTISEMENT
Need Online Homework Help?

Get Answers For Free
Most questions answered within 1 hours.

Ask a Question
ADVERTISEMENT