Chemical Engineering

Question Assume that you are working as a new engineer at Wilstech and they have decided to bring back an old project on methanol-water separation that they worked on years ago. T...

Question A distillation column is separating 1000 mol/hr of 32 mol% ethanol and water. The feed enters a sub-cooled liquid that will condense 1 mole of vapor on the feed plate for...

Question A double-pipe heat exchanger uses water to cool propylene glycol. Use the data in Table 1 to answer the following questions.Table 1 – Physical properties of water a...

Question A distillation column separating ethanol and water has a feed of 1000mol/hr of a 25% mol% ethanol mix. There is a distillate product of 500mol/hr of 70% ethanol coming of...

Question Draw the major organic product(s) of the following reactions. If no reaction is expected, write no reaction.For the chemical equations, please refer to the PDF document.S...

Question Brevicomin, an acetal, is an aggregations pheromone of the Western pine beetle. Draw the structure of the dihydroxyketone that reacts spontaneously to produce brevicomin....

Question Use the data given in the table below and sketch the phase diagram of ammonia.   P (atm) T (K) Triple Point 0.05997 195.42 ...

Question The decomposition of HI (Hydroiodic acid) to H2 + I2 at 508°C has a half-life of 135 min when the initial pressure of HI is 0.1 atm and 13.5 min when the pressure is ...

Question The reactionA(g) → B(g) Is carried out in a differential packed-bed catalytic reactor at different temperatures, flow rates and particle sizes. The results sh...

Question Briefly describe the operation of a sieve plate in a distillation column.   Summary The question belongs to Chemical Engineering and it discusses about the operat...

Question A process has four streams with equal mass flow rates and the characteristics given below.  Devise a heat-exchange network to minimize the amount of the utility stre...

Question A multistage fixed bed catalytic reactor was to be designed for the dehydrogenation of ethylbenzene (C8H10 = A) into styrene (C8H8 = S), using excess steam to control the...