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A fresh feed stream containing 4.0 mol% inert gas and a stoichiometric ratio of hydrogen and nitrogen is combined with a recycle stream and is fed to a system to produce ammonia according to the reaction:
N2 + 3H2 = 2NH3
The single pass conversion in the reactor is 20 % (moles N2 reacted per mole of N2 fed to the reactor). The gas leaving the reactor goes to a condenser where all the ammonia is recovered. Ten (10) percent of the unreacted gas stream is purged from the system, and the remainder is recycled, mixed with fresh feed and fed to the reactor. Calculate:
The overall conversion of fresh N2.
The moles recycled per mole of fresh feed
Determine the energy needed to quench a hot gas with water, Assume we have a 100,000 cubic foot per minute gas (air) stream at 700 degrees F that goes to an air pollution control device
Calculate the tower height, Z, and tower diameter, D, needed so that the Z/D ratio is about 4 and at this optimum condition, what are the values of f, Tez, and air flow rate, G?
What is the reason that reactor would be designed to consume so little of the reactant in production of ethanol from ethylene?
How much transmit power is required (disregarding power losses at transmitter and receiver ends) for a maximum BER of 10-5, when using:a. Coherently detected BPSKb. By how much must transmit power be increased to maintain the maximum BER of 10-5 if t..
Solid NH4NO3 (ammonium nitrate) decomposes on heating to 400°C, forming N2O gas and water vapor, H2O. (a)Write a balanced chemical equation
Compute the mean and variance for each of the following activities: Activit y A B C D E F G H I J Optimisti c 5 3 18 9 8 1 45 12 7 22 Pessimisti c 10 21 32 11 8 10 95 15 11 80 Most Likely 7 15 25 10 8 6 60 13 9 60
The liquid stream from the scrubber goes to a dryer where the water is driven off leaving pure maleic anhydride - The moles of benzene that are completely oxidized in the reactor per mole of benzene fed into the reactor?
Application of reverse osmosis principles for the desalination of sea water
Design and optimize a suitable shell-and-tube heat exchanger that can satisfy the above mentioned duty and fix a tentative geometry and perform all standard calculations
when sulfuric acid is a component of polluted air it chemically attacks statues memorials and monuments made from
Calculate the work done in breaking up a drop of petrol of volume 1 cm3 into 109 drops. Surface tension of petrol is given as 26 dynes/cm.
Determine the values of the constants a and c and state the units and draw the path on a PV diagram also draw Path on the diagram and calculate the heat and work interchanges between the system and surroundings.
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