Essays Tagged: "Acetone"

Photosynthesis and Chromatography

pigments. The analysis is done to examine the types of pigments found in spinach leaves mixed with acetone. The stems of the spinach were removed. The remaining leaves were squashed together in an ac ...

(3 pages) 63 0 4.0 Feb/2004

Subjects: Science Essays > Biology > Plant Biology

The Aldol Condensation: Synthesis of Dibenzalacetone

with the fundamentals of the Aldol Condensation reaction by demonstrating the synthesis of dibenzalacetone (trans, trans-1,5-Diphenyl-1,4-pentadien-3-one) through the aldol condensation of acetone wi ... ndensation of acetone with benzaldehyde. The synthesis began by using a strong base to generate the acetone enolate ion. The ketone/enol tautomerization is an equilibrium process that produces little ...

(4 pages) 13650 0 5.0 Jul/2004

Subjects: Science Essays

Introduction to measurement

lume. Also the experiment included the first-hand view of volume additives on example of volumes of acetone and water in different ratios. This experiment helped students to develop skills of measurem ... f volume using volumetric glassware, and on phenomena of volume additivity with testing mixtures of acetone and water in different ratios.Laboratory work consists three parts: mass measurement, volume ...

(3 pages) 27 1 3.7 Sep/2006

Subjects: Science Essays > Chemistry

Smoking around children

you know that there are more than 4000 chemicals in a fag, here are just some of the many chemicals,Acetone, Ammonia, Arsenic, Benzopyrene, Benzene (Gasoline), Butane, Carbon monoxide, Cadmium, Formal ...

(1 pages) 15 0 3.0 May/2007

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

Lipid

t or oil.Result: 1. Solubility Test: (0.5) solvent Ether Chloroform Acetone Ethanol Water Triacetin + + + + - Bu ... inside the fume cupboard.In these tests, all the used glass tubes containing ether, chloroform and acetone should be disposed in the racks inside the fume cupboard. Since the Hubl¡¦s sol ...

(5 pages) 15 0 5.0 Oct/2001

Subjects: Science Essays > Chemistry

Untitled

ids A. Solubility 1.Water - 2.Acetone ++ 3.Alcohol + 4.Chl ... Alcohol Acetone Chloroform NONPOLAR ...

(1 pages) 405 0 0.0 Feb/2008

Subjects: Science Essays > Chemistry

Modern Day Sweatshops

ry twenty first two hundred twenty workers became seriously ill and were forced to stop work due to acetone poisoning and overwork. (AMRC) Twenty five of the workers collapse, and three were admitted ...

(2 pages) 29 1 0.0 Feb/2008

Subjects: Art Essays > Film & TV Studies > Film Review and Analysis

Inhalants

increased tolerance for pain.Anti-freeze, gasoline, degreaser, windshield washers, foam dispensers, acetone, cleaning fluid, spot remover, shoe polish, nail polish remover; gasoline, household cements ...

(6 pages) 1863 0 0.0 May/2008

Subjects: Social Science Essays > Controversial Issues > Drugs & Alchohol

Title: Nucleophillic Substitution Reaction

SN1 or SN2 reaction. Nine different compounds were given to be examined with two reagents - NaI in acetone and AgNO3 in ethanol. The SN1 reaction happens in AgNO3 in ethanol reagents, and SN2 reactio ... O3 in ethanol. The SN1 reaction happens in AgNO3 in ethanol reagents, and SN2 reaction is in NaI in acetone.Procedure: Following the lab manual.Results: compoundNaI /acetone (SN2)AgNO3/ethanol ( ...

(5 pages) 81 0 3.0 Jul/2008

Subjects: Science Essays > Chemistry

Aldol Synthesis of Dibenzalacetone

The goal of this experiment was to synthesize dibenzalacetone by aldol synthesis. The name 'Aldol synthesis' was taken from the words 'aldehyde and alcoho ... 100 %=40.78% ConclusionThrough this experiment, aldehyde reacts with itself in the presence of acetone and base, NaOH. Acetone is used as the enolate forming compound, adding to the benzaldehyde ... hat this reaction goes by an equilibrium and that if this was not shifted far enough to the dibenzalacetone side, the reaction would not go to completion and less yield can be expected. It might be ca ...

(3 pages) 28 0 4.0 Jul/2008

Subjects: Science Essays > Chemistry

Copper Catalyst

They are used in the production of virtually all industrial chemicals, including the preparation of acetone from isopropyl alcohol (common name for isopropanol). This reaction involves the presence of ... r catalyst. Oxidation or dehydrogenation over a copper catalyst converts the isopropyl alcohol into acetone, through the following reaction (chemical system).(CH3)2CH-OH → (CH3)2C=O + H2orCH3CHOH ...

(3 pages) 10 0 3.0 Dec/2008

Subjects: Science Essays > Chemistry

"Unveiling an Entrepreneur's Secret Of Success: Hortaleza and Juan"

never make things abruptly and thus, his being a goal setter shows when he was able to develop the acetone, to innovate the spray net and eventually journeyed to his higher goal-- wealth. And of cour ...

(3 pages) 17 0 0.0 Mar/2009

Subjects: Businesss Research Papers > Management > Management Planning & Decision Making

Beet Lab: Stressing Membranes

water, Tubes 6-9 show ethyl, Tubes 10-13 show propyl, Tubes 14-17 show butyl, and Tubes 18-21 show acetone in order from 100% to 1% respectively. Butyl was the minimum possible, followed by acetone, ... or the acids, butyl caused to most damage to the cell and released the most betacyanin, followed by acetone, ethyl, propyl, and methyl in that order. The 50% and 25% concentrations caused the most rup ...

(5 pages) 13 1 0.0 Mar/2009

Subjects: Science Essays > Biology

Studying Photosynthetic Pigments Using TLC Strips to Determine Evolutionary Relatedness Between Cyanobacteria, Rhodophyta, Phaeophyta, Chlorophyta and Angiosperms

each bench extracted pigments from one of the species. Each group prepared chromatographs from the acetone extracts of each of the five representatives and was then separated by thin layer chromatogr ...

(4 pages) 0 0 0.0 Mar/2012

Subjects: Science Essays > Biology