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Ethylene and propylene are valuable monomers. A key step in the recovery of these materials is fractionation of the olefin from the corresponding paraffin (ethane or propane). These fractionation steps require refrigeration of the overhead condenser and very large distillation columns with many stages. Raising the pressure at which the column operates improves the performance of the refrigeration system, but increases the number of stages needed. Formulate the objective function for optimizing the recovery of ethylene from an ethylene-ethane mixture. What are the key constraints? What will be the main trade-offs?
What is the name for the alkaline hydrolysis of an ester? Discuss the solubility of covalent compounds vs ionic compounds in polar and non polar media respectively.
Implications of the future of fabrication for international trade, transportation, and logistics
QUESTION 11 - Steam boiler plant in a petroleum refinery has an overall thermal efficiency on gross C.V . of the fuel of 85 % and an out put of 90720 kg of steam per hour. The steam is produced at a pressure ..
What is the confidence interval for probability levels of 0.95 and 0.99?
Let the property P;.. in Eq 5.2-1 be the scalar 1 so that the integral in that equation represents the instantaneous volume V. Show that in this case
Develop an understanding of overall concepts of various management functions - Demonstrate knowledge of acquisition of information
determine the kVA rating of the autotransformer, the kVA transformed by transformer action, and the kVA conducted.
Prepare the design and evaluation of a new chemical manufacturing process.
Briefly describe the path that a protein (e.g., a hormone) which is manufactured on the rough ER would take in order to leave the cell.
List out the different biological process involving acids and bases with relevant equations and in adverse conditions how is the pH level maintained in biological systems?
Determine the synchronous speed in revolutions per minute and the useful torque in new ton meters of a 200-hp, 60-Hz, six-pole synchronous motor operating at its rated full load (1 hp ≅ 746 W).
All tanks must be used, and all materials must be stored without using more than one tank for any one material. Indicate the material that should be stored in each tank.
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