Distillation Authored by: Mohamed Magdy Fareed 118568 Under supervision: Dr. Ahmed Hegazy Table of content: Acknowledgment…………………………………………………………………………..3 Abstract…………………………………………………………………………………..3 Introduction…………………………………………………………………………………..3 History………………………………………………………………………………………..3 Applications of distillation………………………………………………………………….4 Idealized distillation model………………………………………………………………….4 Batch distillation…………………………………………………………………………5 Laboratory scale distillation……………………………………………………6 Industrial distillation……………………………………………………………………..6 CONCLUSION…………………………………………………………………………….9 References…………………………………………………………………………………10 List of figure: Figure 1: Distillation equipment used by the 3rd century. 3 …show more content…
Applications of distillation: There are a lot of applications of distilled water but we can classify them into two groups: Industrial applications Laboratory scale Distillation should be distilled water of herbs for perfumery and medicinal, and food processing. The latter two are distinctively different from the former two in that in the processing of beverages and herbs, the distillation is not used as a true purification method but more to transfer all volatiles from the source materials to the distillate. There is a lot differences between Industrial applications and laboratory scale, the laboratory scale may often sometimes batch wise, while industrial distillation often occurs continuously. Idealized distillation model: The hot and bothered relate of a liquid is the heat to what place the vapor brought charge to bear up on of the liquid equates to the pressure around the liquid, enabling bubbles to consist of without being killed}. A distinctive case is the standard hot and bothered relate, where the vapor pressure of the liquid equals the ambient atmospheric …show more content…
When the process feed has a diverse composition, as in distilling crude oil, liquid outlets at intervals up the column had the means for for the headache of different fractions or products having different annoyed points or angry ranges. The "lightest" products (those by all of the lowest fit to be tied point) pull out from the transcend of the columns and the "heaviest" products (those by the whole of the arch boiling point) quit from the uphold of the column and are regular called the
The first procedure requires one 10mL volumetric pipette, one 50mL buret, two small beakers, one labeled “vinegar” and the other labeled “NaOH”, three 250mL Erlenmeyer flasks, labeled one, two and three, and one large beaker for waste collection. Collect 50mL of vinegar in the beaker labeled “vinegar” and record the brand and listed concentration of vinegar. Then collect about 60mL of NaOH in the beaker labeled “NaOH” and record its concentration.
The purpose of the experiment was to use the method of simple distillation to separate hexane, heptane, and a mixture of the two compounds into three different samples. After separation, gas chromatography determined the proportions of the two volatile compounds in a given sample.
At a constant temperature, a pure liquid has a vapor pressure that describes the pressure of escaped gaseous molecules that exist in equilibrium at the liquid’s surface. Adding energy to a pure liquid gives more molecules the kinetic energy to break the intermolecular forces maintaining the liquid and raises the overall temperature of the liquid. Eventually, adding energy boosts the liquid’s vapor pressure until it equals the surrounding atmospheric pressure. When this occurs, the pure liquid boils at a temperature called the boiling point.
In a practical application, fractional distillation could be used in environmental chemistry in order to
To assemble this apparatus all of the following will be needed: a jacketed condenser, thermometer, 50 mL kjeldahl shaped flask, 100 mL kjeldahl flask, vacuum adapter, distilling column and a connecting adapter. Next, clamp the glass joints to the ring stand to properly secure the apparatus. Once finished with assembly, proceed to ad 60 mL of the fermented yeast prepared at the last experiment lab to the 100 mL flask and also add a small spin vane. Then, carefully place the flask into the sand bath. After this is done, let the water run that’s connected to the condenser slowly. At the same time, also slowly heat up the solution. For the experiment to be the most successful it’s important to slowly heat the flask because properly heating the flask will lead to a high percentage purity ethanol distillation. You can also add aluminum foil to the bottom of the flask, as this will help with the reflux process. Keenly observe the reflux process as you continue to slowly heat up the solution. Once the reflux line starts to get nearer to the connection adapter, record the temperatures. Once there’s a good amount of distillate in the 50 mL flask, go ahead and collect 2 to 3 mL of the distillate and transfer this into a labeled vial and give to your TA so he/she can measure out the distillate using a 1000 mL Eppendorf pipette. Lastly, weigh the solution on an analytical balance and record the weight. Using the weight recorded, calculate the density and compare to the density table listed below to determine the percent
This report will outline the steps taken to design a packed distillation column. The column needs to separate a 50:50 mixture of ethanol and isopropanol into a distillate stream containing no more than 3 wt% isopropanol and a bottoms stream containing no more than 3 wt% ethanol. The design of the full-scale column was based on a laboratory simulation column. This column allowed the team to determine vapor velocities and HETP values for the 0.24 inch Pro-Pakq packing.
The purpose of this lab was to recover as much eugenol and acetyleugenol from 25 grams of cloves as possible. This lab was completed over the course of two days. The first day was dedicated to using simple distillation to collect 70 mL of distillate. The eugenol and acetyleugenol would later be recovered from the distillate. The second day was dedicated to separating the desired products from the distillate and from each other. This day was far more labor intensive and led to the completion of the lab. This lab utilized various techniques such as distillation, extraction and rotary evaporation. Separation, extraction, and recovery are key themes highlighted in this lab. Knowing where both eugenol and acetyleugenol were was vital to accomplishing
The joints were greased well to prevent vapor loss. 15 mL of the sample used and two boiling chips were placed in the distilling flask. The flask was heated with a hotplate in an oil bath. In separate, numbered, and calibrated test tubes, 0.5 mL of the distillate were collected while the temperature was recorded when each fraction was collected. The distillation was stopped when the temperature reached above 90˚. The set-up was cooled and the remaining liquid in the distilling flask were poured into a graduated cylinder. The volume was recorded. The temperature reading versus the volume of distillate were now plotted. The percent ethanol was computed.
Rum is an alcoholic spirit distilled in one of two ways: either from molasses as part of the sugar-making process (known as Rum Industrial) or from the sugarcane juice itself (Rhum Agricole and Cachaca). Rum can only be made in countries that grow sugarcane.
Collect cyclohexane in a graduated cylinder, until the temperature dropped and there was no more condensate.
Chromatography is the technical term for a set of laboratory approaches for the separation of mixtures (Solid/Liquid/Gas). The mixture is dissolved in a fluid which called the mobile phase, which carries it through a structure holding another material known as the stationary phase. The various constituents of the mixture transport at different velocities, causing them to separate. The separation is mainly based on differential partitioning between the mobile and it’s stationary phases. Subtle differences in a compound's partition coefficient result in differential retention time on the stationary phase and thus changing the separation (Tomer, et al., 1994).
The process of disposing waste, producing food, and purifying bodies of water is useful today. For example, communities that live in the desert, like in the southwestern United States and in the Middle East, can use this process to farm and survive. They can use the newly purified water for their crops or for their own consumption. In addition, when algae purifies water, it releases oxygen.
It might be easier to live a healthy life for many people, but for others it can be very challenging. I have tried to be healthy so many times, but I always fell off the wagon. For many days I would “feel” healthy, but in reality I was not the healthiest person mentally or physically. I knew that I had to change my behavior, and become healthier (or at least almost healthy) if I wanted to live a longer life. I began my journey by drinking more water, balancing my eating with exerting, all while trying to stay mentally well.
The growing relevance of Chemical Engineering in today’s world, from energy & oil industries to pharmaceuticals & biotechnology, and a keen desire for applying this knowledge in interrelated spheres motivates me to pursue a Master’s degree in this field. My interest in science goes back to the time when I was in school. We had a young and enthusiastic teacher who took us on field trips and visits to science fairs and museums. This nascent interest has only burgeoned through my years in school and high school, as I have learnt more about the subject. In the long run, I see myself as a part of a leading research group, either as a faculty member or in the R&D department of an organisation contributing my bit to the field of Chemical Engineering. As a research scientist, I hope to make a difference in this field and learn more through the innovative challenges.
Water plays such an important role in our daily lives. 70% of our body is composed of water. 70% of the earth surface is also made up of water, but out of the 70%, only 1/3 of water is consumable. In fact, this amount has been continuously to decrease as more and more industries began to pollute and damage the water. For example, many toxic chemicals may be released into the water thus making the water impure. Such pollutions and damages lead the water to be contaminated and inconsumable as it may cause severe diseases. Water purification can remove all the unnecessary bacteria and viruses from the water that is hazardous for our health. Water purification may also improve the flavor and appearance of water. It removes the unpleasant odor. Therefore, water purification became one of the most useful and popular process used by people all over the world today. It is by far the most recommended and safest water treatment that is commonly used to purify damaged water into consumable water. Water purification provides us with safe, pure and clean water to consume and use.