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2:56 Glmia compiled FE ECH3123 2021_... [2 marks] (d) How reasonable are your assumptions in Parts (6) and (c)? Justify your answer ? 11 mark)
2:56 Glmia compiled FE ECH3123 2021_... [2 marks] (d) How reasonable are your assumptions in Parts (6) and (c)? Justify your answer ? 11 mark) (e) Calculate the pressure contributed by the produced gas. [1 mark) it) Estimate the pressure in the container using the compressibility factor. Comments on your answer. [3 marks) Question 3 [CO2, PO2, C4) [10 marks) 100 movh of a liquid stream at 30 C that is 80 mol % pentane and the rest hexane is sent to a reboiler where it is heated to 65 C. This vaporizes some of the liquid such that the two streams in equilibrium leave the reboiler. The bottom liquid stream, which is 65% penlane is taken off as a product. The vapor stream is sent to a reactor where 20% excess air is led. Complete combustion occurs, the conversion of pentane is 80% and the conversion of hexane is 75%. The efficient at 700 C is sent to a separator where the pentane and hexane are sent to a condenser. The remaining products, still at 700 C, are sent to a cooler at 1 atm that cools them down to 100 C before they exit a) Draw and label completely the block diagram for the given process description [2 marks] b) Perform Degree of Freedom analysis for the system. You might need to consider the sub units [1 mark) c) State your assumptions [1 mark] d) Calculate the molar flow rate of the streams exiting the reboiler and the compositions of the vapor stream. 12 marks) e) Calculate the molar flow rate of the components for the stream entering the separation unit [3 marks) 1) Estimate the dew point temperature of the process. [1 mark) 10
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