"Diels alder maleic anhydride toluene" Essays and Research Papers

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    jkjkjk

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    Grading System 2012-13 CM- 601 – Process Equipment Design - I Unit I Mechanics of materials: Stress- Strain relationships of elastic materials subjected to tensile‚ compressive and shear forces‚ Elastic and plastic deformation‚ General design considerations; Design of shell‚ bottom plates‚ self supported‚ and column supported roofs‚ wind girder‚ nozzles and other accessories. Unit II Unfired pressure vessel: Pressure vessel codes‚ classification of pressure vessels‚ Design of cylindrical and

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    flask. Rinse the flask and plant material with fresh portions of 80% ethanol. Include rinsing with the extract. Concentrate the extract to about 15ml and keep in a tightly stopper container. Concentrated extracts should be stored with a trace of toluene or chloroform to prevent fungal growth. A. Test for Alkaloids a. Preliminary Alkaloid Test Take an equivalent of 2ml of plant sample. Evaporate to a syrupy consistency. Add 5ml of 2M HCL to the extract‚ stir while heating for 5 minutes and then cool

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    alkene. Apparatus: dropper‚ test tube‚ hot plate Chemical reagents: bromine‚ toluene‚ cyclohexane‚ cyclohexene‚ acidified KMnO4‚ dichloromethane Method A. Bromine test 1.6 clean and dry test tube were taken and were labelled them A until F 2.1ml of dichloromethane were placed into each test tube 3.1 ml of cyclohexane were placed into tubes A and B‚1 ml cyclohexene were placed into test tube C and D‚1ml toluene to test tube E and F 4. 5 drops of bromine water were placed into each test tube

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    properties of hydrocarbon

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    soots and smoke were produced. C6H14 + 19/2 O2 6CO2 + 7H2O Cyclohexene Orange flame burned vigorously. A small amount of black soot and smoke were produced during the burning process. C6H10 + 17/2 O2 6CO2 + 5H2O Toluene Orange flame burned very vigorously. A large amount of black soot and smoke were produced during the burning process. C7H8 + 9O2 7CO2 + 4H2O Unknown A There was orange flame and burned mildly during the burning process. No soots

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    Carbonyls

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    Topic 8a – Carbonyl compounds Revision Notes 1. Introduction • Aldehydes and ketones are carbonyl compounds • They contain the carbonyl group C=O • The functional group in aldehydes is –CHO on the end of a chain e.g. ethanal CH3CHO • The functional group in ketones is C=O not at the end of a chain e.g. propanone CH3COCH3 2. AS Recap • Primary alcohols are oxidised by acidified potassium dichromate. An aldehyde is produced first and this can be further oxidised

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    Preparation and Recrystallisation of Aspirin Contents Page Synopsis iii 1 Introduction 1 1.1 Objective 1 1.2 Background 1 2 Theory 1 3 Procedure 2 3.1 Materials 2 3.2 Preparation 2 3.3 Recrystallisation 3 3.4 Determination of Melting Point 3 4 Results and Calculation 4 4.1 Mass 4 4.2 Percent yield 4 4.3 Melting Point 4 4.4 Appearance 4 5 Discussion 5

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    student example of the same procedures can help during the experiment. There are many different chemicals in O.P.I‚ or Odontorium Products Inc‚ nail polish‚ but some can be more harmful than others. The basic ingredients are Formaldehyde‚ DBP‚ and Toluene. Also‚ formaldehyde is a chemical that helps harden your nails‚ but is is also harmful as it is proven to cause lung cancer. DBP or Dibutyl Phthalate‚ makes the nail polish a little more flexible and less prone to chipping. Many companies are changing

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    mini cases

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    Mini Cases in Movement Disorders Mona Dalzon Case 1 Kenny Kenny is a teenager who has experienced uncontrollable bodily and facial movements‚ various uncontrolled vocalizations‚ and other compulsions such as excessive hand washing and wringing. He has been treated with Clonidine‚ Haldol‚ pimozide and buspirone. This patient was diagnosed with Tourette’s Syndrome. Clonidine is a vasodilator that allows for blood to flow more easily to the brain. This lowers blood pressure and helps treat the tics

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    Interpersonal Speech

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    accelerated heart beat are factors that can only be determined by the person who is experiencing the actuating event. The biological portion of the self-concept that shapes ones personality plays a role in determining these factors coming into play (Alder & Proctor‚ 2009). A promotion is given to both an extroverted and introverted persons‚ both of them feel the same adrenaline rush and the emotion of joy is felt‚ but this affects each of them differently. The extroverted person will feel joy and

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    Distillation Questions

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    100 5 50 100 For A compound = 78-82oC For B compound = 100oC 4. What is the mole fraction of each component if 3.9g of benzene(C6H6) is dissolved in 4.6g of toluene (C7H8) Mole of benzene=3.9g\(6*12+6)g\mol = 0.05 mol Moles of toluene=4.6g\(7*12+8)g\mol =0.05 mol Mole fraction of benzene=mole fraction of toluene = 0.05\(0.05+0.05)

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