"Methanol" Essays and Research Papers

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    Experiment 5 Analysis of Analgesic Tablet by High Performance Liquid Chromatography Abstract An unknown sample‚ 529‚ was tested using high performance liquid chromatography to detect the concentrations of acetaminophen‚ aspirin‚ and caffeine respectively. There was found to be 4.03±0.144mg/100mL of acetaminophen‚ 11.5±0.185mg/100mL of aspirin‚ and 4.89±0.185mg/100mL of caffeine. Based on accepted values‚ the maximum daily amounts of each compound are 4000mg of acetaminophen

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    2-15-11 Purpose: The purpose of this experiment was to take spinach leaves and extract the chlorophyll and carotenoid pigments by using acetone as the solvent. The chlorophyll and carotenoid pigments were extracted by using column chromography and alumina was used as the solvent. Solvents of different polarities were used‚ starting with the least polar‚ to extract the certain components from the leaves. They were then analyzed by using thin- layer chromatography. Procedure: The first part

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    ETHNOMEDICAL SURVEY This survey was conducted in a Malay village name kampong Tanjung Sabtu located at West Kuala Terengganu‚ the capital city of Terengganu in Peninsular Malaysia. Most the villagers are farmers and some government staffs. This data obtain from the conversation adult villager‚ local healer and herbalist by using the ethnomedical enquiries. Mostly the villagers willing to share their knowledge on the uses of some medicinal plants. Total 52 plants were recorded to be used among

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    evaporating gels to make a hand wipe that visitors to hospitals can use.  Also disinfecting is "de-natured" or industrial alcohol‚ which is a mixture of ethanol with 10% methanol‚ and almost no water. The industrial type is stained purple‚ and includes a foul tasting disinfectant emetic to discourage drinking it (because methanol is toxic causing blindness‚ insanity and death). The lab type is clear‚ smells of vodka‚ and is just as toxic! It will sterilize medical equipment. Source(s): http://wiki

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    Title: Separation and Identification of the major components of common over-the-counter painkilling drugs Purpose: 1.To separate acetaminophen‚ aspirin and caffeine from painkilling drugs. 2.To determine the melting points of acetaminophen‚ aspirin and caffeine 3.To identify the separated components(acetaminophen‚ aspirin and caffeine) by thin-layer chromatography Apparatus and Reagents Used : 1. 4:1 (v/v) 1-Butyl ethanoate/ethanoic acid 2. 3M Sodium hydroxide solution 3. 3M Hydrochloric

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    from the petri dish or tube. Harvest just enough culture. (only use a tiny amount of culture preparing a smear) Spread the bacteria on the glass slide. Set the slide to air dry. Either heat fix or methanol fix. (do not fix it both ways) Stain the slides. Properly dispose of any wastes.(waste methanol‚ materials contaminated with bacteria‚ broken glass) Part II. Atlas Sections In your Lab Atlas you will need to read Section 5: Bacterial Cellular Morphology and Simple Stains and Section 6: Bacterial

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    Renewable Energy Sources

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    RENEWABLE ENERGY RESOURCES ABSTRACT                       The electricity requirements of the world including India are increasing at alarming rate and the power demand has been running ahead of supply. It is also now widely recognized that the fossil fuels (i.e.‚ coal‚ petroleum and natural gas) and other conventional resources‚ presently being used for generation of electrical energy‚ may not be either sufficient or suitable to keep pace with ever increasing demand of the electrical energy

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    I2 is reacted to completion in a closed‚ evacuated container. What are the contents of the container after this reaction? Zn + I2  ZnI2 #7 If a reaction of 5.0 g of hydrogen with 5.0 g of carbon monoxide produced 4.5 g of methanol‚ what was the percent yield? 2H2 + CO  CH3OH (a) 11% (b) 79% (c) 96% (d) 24% (e) 63% #8 In the sequential reactions shown below‚ the first reaction has an 80% yield and the second reaction has a 60% yield. A +

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    No carbonyl peak. Rf (methanol with 2-methylcyclohexane) = 2.5cm/4cm= .62cm Rf (mixture) = 1.8cm/3.1cm= .58cm Discussion and conclusion: Our experiment was successful since we managed to get an extra gram of product and hence got rid of the double bond (carbonyl peak) when

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    Combustion of Alcohols

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    much energy is in that molecule. STRUCTURE OF THE MOLECULES INVOLVED METHANOL ETHANOL PROPANOL BUTANOL PENTANOL HEXANOL HEPTANOL OCTANOL CARBON DIOXIDE WATER BALANCED EQUATIONS If we work in the bond energies into these balanced equations‚ and we subtract the energy taken in by the breaking of the bonds from the energy given out by the formation of new bonds we will get the total energy released. METHANOL 2CH3OH + 3O2(r) 2C02 + 4H20 ETHANOL 2C2H5OH + 6O2(r) 4C02 + 6H20 PROPANOL

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