PUSAT PENGAJIAN TEKNOLOGI INDUSTRI IMG 103/3 FOOD CHEMISTRY LAB REPORT Experiment 3 : Qualitative Test for Carbohydrate Date of Experiment: 27/03/2013 Date of Submission: 17/04/2013 Submitted by: Name: Te Hui Min Matric No.: 115615 Group: 4 Title Qualitative test for carbohydrate Introduction Carbohydrates are essential in foods as an energy source (starch is the main source of human calories)‚ a flavouring (simple sugars are usually sweet) and as a functional
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Lim‚ Jean Rya Que 2013 – 72199 ATQ 1 – Qualitative Analysis of Carbohydrates Data Sheet: A. Osazone Formation Crystals Formed? (hot) Crystals Formed? (Cold) 5% sucrose Yes (orange) Yes (yellow) 5% glucose Yes (orange) Yes (yellow) 5% fructose Yes (brown) Yes (brown) 5% maltose Yes (orange) Yes (gold) B. Molisch Test Color of Junction Glucose Purple Sucrose Purple Starch Purple C. Bial’s Test Color Change Ribose Yellow -> Dirty Green Glucose Yellow -> Dark Yellow D. Seliwanoff’s Test Observation
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Carbohydrate Lab Report Introduction Qualitative identification of a substance is of significant importance in chemistry. Physical constants such as melting points have traditionally been used by organic chemistry for identification of unknown compounds. As for inorganic substances‚ the precipitation of a solid‚ results of a flame test‚ or the formation of a colored substance could all be keys to identifying a sample. Chromatography and spectra are amongst the newer techniques
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regular diet for it to be more nutritious. By reviewing my regular eating patterns‚ I realized I eat too many carbohydrates a day. The amount of carbohydrates I consumed was more than double the RDA‚ Recommended Dietary Allowance. To help reduce my carbohydrate consumption‚ I plan on eating less cereal because that has become a go-to meal for me at college. Cereal can add up in sugar and carbohydrates quickly when it is eaten as a meal or in large amounts. I also plan to eliminate the amount of bread I
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Lab BCH2333 Section: 4 (Monday afternoon 1st week) Experiment 1: Carbohydrates Separation Techniques Based on Molecular Size Demonstrator: Date Preformed: January 26th‚ 2015 Date of Submission: February 2nd‚ 2015 Team #: Purpose The purpose of this experiment is essentially two-fold. Two of the four experimental procedures of this laboratory will be used to gain a conceptual and practical understanding of separation techniques used to isolate monomers from their respective polymers. Namely
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thing to eat before a game? What’s the best thing to eat before a game? Before a game you want carbohydates(excuse the spelling) and minerals.Carbohydrates are a source of energy.One of the highest sources of carbrohydates is Pastas.Pastas store carbohydrates in you stomach for about 3 hours.In wich you could use for a soccer game.Gatorade would also be good but I’mn ot a 100% on that one. You’ve probaly heard of the cross-over from basketball but Soccer Maniac’s Site has kind of "developed" a soccer
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The intake of the products high in carbohydrates causes the insulin levels to spike. The high amount of insulin locks the fat which leads to the burning of the glucose instead of the fat. A person loses the most weight during the initial period of the low-carb diets. The reason for this is because the low levels of the insulin in the body causes the kidneys to shed an excessive amount of sodium. Moreover‚ the carbs in the bodies are stored in the form of glycogen. The glycogen binds water molecules
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Discussion of the Metabolic and Hormonal effects of Very Low Carbohydrate Diets 1.0 Summary Low carbohydrate‚ high protein diets have been raising concerns within medicine for quite some time. There is quite some conflicting evidence regarding the benefits and detrimental effects that these diets may have on metabolic and whole body health. Bone and Calcium loss – Why does a low Carbohydrate diet affect bone? Carbohydrates‚ if highly eliminated from the diet‚ are most frequently replaced with
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The aim of the experiment is to investigate the effects of carbohydrate receptors in the mouth on exercise performance during a simulated time trial. Energy is required in the body for metabolic processes‚ physiological functions‚ muscular activity‚ heat production‚ growth and synthesis of new tissues. Carbohydrates have been researched and studied for centuries and are commonly viewed as a substrate for fuel metabolism‚ associated with many other energy-demanding processes. There has been extensive
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Pre-lab 1: Identifying Carbohydrates Abstract The point of this lab is to determine if a substance contains carbohydrates such as a reducing sugar and/or polysaccharides. This will be done by using Benedict’s reagent and Iodine stain tests. Benedict’s reagent will react to reducing substances in the solution by oxidizing it and changing the structure of the reducing sugar to form a colored precipitate. The color of this precipitate can be used to determine the concentration of reducing sugars in
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