Essays Tagged: "Glycerol"


lektroforesebuffer (30 ml TAE og 270 ml sterilt vand)Markørblanding (Bromphenolblåt og Glycerol)Sterilt vandStandard DNA prøve (behandlet med λ-Hind III restriktionsenzym) D ... g 2 laves af alle elever. Markørblandingen er en opløsning af bromphenolblåt og glycerol. Denne opløsning er tungere end vand hvilket gør at det sammen med DNA pr&osl ...

(7 pages) 87 0 4.1 Mar/2002

Subjects: Science Essays > Biotechnology

Practical investigation on teminal velocity of a sphere in oil

e Purpose of this investigation is to explore how the terminal velocity of a sphere falling through glycerol varies with the temperature of the glycerol and the size of the sphere.IntroductionIn the e ... arly stages of the project it was intended to investigate how the speed of a sphere falling through glycerol varies with the size of the sphere. However, after analysis it was decided that the investi ...

(15 pages) 43 0 3.0 Jan/1997

Subjects: Science Essays > Physics

An Investigating into Fitness, Diet, Obesity and Exercise (in Britain).

tain.Secondary ResearchA major factor in a healthy diet is fat. Fats are made up of fatty acids and glycerol. Fats are normally described as saturated or unsaturated, depending on the proportion of th ...

(5 pages) 203 0 3.0 Apr/2003

Subjects: Humanities Essays > Health & Medicine > Health & Fitness

A Day In My Life Using Chemistry: from a girl's point of view (could very easily be changed to a guy's.

in my toothpaste is carrageenan, sodium n-lauroyl sarcosinate, Dibasic calcium phosphate (CaHPO"), glycerol (CH2OH-CHOH-CH2OH), and water.After brushing my teeth I turn on the shower. While I am wait ...

(4 pages) 42 0 3.4 Apr/2004

Subjects: Science Essays

The Effect Of Temperature On a Cell Membrane's Permeability

ell membranes belong to a class known as triglycerides, so called because they have one molecule of glycerol chemically linked to three molecules of fatty acids. The majority belong to one subgroup of ...

(5 pages) 111 0 4.7 Jun/2004

Subjects: Science Essays > Biology

Heavily summarised notes for biological molecules (lipids) personally summarised

IDS1. Simple lipids- Esters of fatty acids with various alcohol.- Fats - esters of fatty acids with glycerol (e.g. triglyceride)- Waxes - esters of fatty acids with complex alcohol.2. Compound lipids- ... s- Lipid + non-lipid components.- E.g. Phospholipids = lipids made up of fatty acids + alcohol (e.g.glycerol)+ phosphateIII. STRUCTURE OF LIPIDS􀂃 Components of lipids : fatty acids + glycerol ...

(1 pages) 11 0 0.0 Sep/2006

Subjects: Science Essays > Biology


- - - - Oleic acid + + + + - Glycerol + + + + + (+) means soluble (-) means insoluble (+/ ... the both water and ether.3. Acrolein Test: Peanut oil Stearic acid Glycerol Heat No smell No smell No smell Heat + KHSO4 No smell ...

(5 pages) 15 0 5.0 Oct/2001

Subjects: Science Essays > Chemistry

The Density Of An Unknown Liquid

n the discovery of the liquid's identity.Hypothesis: I think that the unknown liquid number 100 is "Glycerol". My hypothesis is based on that the substance has a very oily texture, it is clear, has no ... nknown liquid 100 from the rest of the higher density liquids, I think do believe that my liquid is Glycerol.Conclusion: From my work I determined that all of my hypothesis's were correct. It did have ...

(3 pages) 15 0 5.0 Nov/2001

Subjects: Science Essays > Chemistry

Is Biodiesel a Viable Alternative To Diesel From Fossil Fuels For Trucks And Buses?

ols combine with the fatty acid to produce biodiesel (Gorham, 2006). After a complete reaction, the glycerol and ester form two liquid layers and catalyst is removed for reuse.(Vegetable oil) + (Alcoh ... ester form two liquid layers and catalyst is removed for reuse.(Vegetable oil) + (Alcohol) → (Glycerol) +(Methyl Ester)On the other hand, diesel is made from the petroleum which takes millions o ...

(4 pages) 44 0 3.5 Jul/2007

Subjects: Science Essays > Biotechnology

Is Biodiesel a viable alternative to petroleum for tucks and buses?

vegetable oils or animal fats through a series of chemical reactions. The fats are known as triacylglycerols which are carbon, hydrogen and oxygen atoms that are bonded together. Glycerol (C3H5(OH)3) ... of the chemical reaction) such as potassium hydroxide (KOH) or sodium hydroxide (NaOH). The triacylglycerols are separated into methyl esters (an organic compound created when an acid and an alcohol ...

(3 pages) 21 0 5.0 Aug/2008

Subjects: Science Essays > Chemistry