EXP. NUMBER EXPERIMENT/SUBJECT DATE 1 NAME Organic Chem 2 Lab LOCKER NO. 2/29/00 COURSE & SECTION NO. 1 John Doe (TA: Gregg N. Yard) 55 chem 3341-111 The Preparation of Aspirin The purpose of this experiment is to synthesize aspirin (acetyl salicylic acid) from salicylic acid and acetic anhydride. CO2H OH salicylic acid 2g 0.014 mole O O O CH3 H2SO4 ethyl acetate CO2H O O acetyl salicylic acid acetic acid CH3 O + H3C + H3C OH acetic anhydride 5
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does not feel the need to prove his masculinity by killing someone who considered him a father. Obierka is friends with Okonkwo and tries to comfort him while he is in distress. Minor characters Ezinma Ofuedo Akueke Maduka Ibe Ukegbu Machi Point of View The story is written in the third person omniscient‚ follows around the main character Okonkwo but also represents the perspective of the Ibo people. Tone The writer uses Okonkwo’s guilt and Obierka’s disapproval to show that the killing
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INTRODUCTION In the diet of every nation‚ milk is considered as nature’s perfect food. The consumption of milk and its food products have been increased as a sign of prosperity. The growing underdeveloped countries in the last few decades have adopted milk and its food products in their diets. Milk can be defined as the fresh and clear lacteal secretion practically free from colostrums and obtained by the complete milking of one or more milky animals like cow‚ buffalo‚ goat etc. In human
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Experiment 2 Date: 24 January 2006 Title : Crystallization of a Crude Sample Objective : Preparation of pure diphenyl via crystallization of crude diphenyl dissolved in ethanol. Structural Formula of Organic Substances Involved : Diphenyl Ethanol Apparatus : Round-bottom flask (100 mL)‚ measuring cylinder (50 mL)‚ conical flask (50 mL)‚ filter flask‚ beaker (100 mL)‚ stemless glass funnel‚ Hirsch funnel‚ capillary tube‚ long glass tube‚ watch glass‚ glass vial‚ water condenser
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The Importance of Determination Everyday people face challenges‚ but it is important that one does not give up‚ and to keep trying until they successfully overcome the obstacles that stand in their way. “Mother to Son” by Langston Hughes and “Still I Rise” by Maya Angelou are two different works written by two different authors yet they both convey the same message. Together‚ the two authors stress the significance of pushing harder when faced with conflicts rather than simply giving up. Using
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continually shows us his determination. Pip had fallen for a girl who was in a higher class than himself. He was determined to learn to read and dress of a higher class so that he could impress Estella‚ Miss Havisham’s adopted daughter. Estella was a rude upper-class woman who continually demeaned Pip. Through all the offensive remarks made towards him‚ he still stopped at nothing to impress her and win her heart. He was a very hard-working man‚ and through his hard work and determination‚ he became wealthy
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ENG3UD-01 Wednesday‚ October 3rd‚ 2012. The Determination of Aminata A Quote #1: “I stood to pray. I had nothing to cove my hair‚ but proceeded anyway. With my head down‚ I put my thumbs behind my ear. Allaah Akbar‚ I said. I place my right hand over my left and began to say Subhaana ala huuma wa bihamdika… (pg 33)” The significance of this quote shows how mentally strong Aminata is‚ even though both of her parents were killed and she was captured as a slave by the toubabu. This
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EXPERIMENT 2: SOLUTION PREPARATION AND STANDARDIZATION Submitted by Iris Olaso ______________________________________________________________________________ INTRODUCTION Generally‚ there are two ways in preparing a solution‚ one is by dissolving a weighed amount of solid in a required solvent and the other is by dilution of a concentrated solution into the desired concentration. In diluting concentrated solution‚ the concentration of the diluted solution can be determined by standardization
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Methods of Wage Determination in India 1. Fixation of wages is a recent phenomenon in India 2. There was no effective machinery until 2nd world war for settlement of disputes for fixation of wages. 3. After independence of India‚ industrial relations become a major issue and there was phenomena increase in industrial dispute mostly over wages leading to substantial loss of production. 4. Realizing that industrial peace is essential for progress on industrial as well as economic
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Experiment 1 mass determinations Objective: The purpose of this experiment is to see the difference of precision of different balances. When doing experiments we determine the mass my measuring the sample with a balance. There are many kinds of balances that measure to different precisions. This experiment shows the different results that two balances can give. Summary of Procedures Determine the mass with the triple beam scale to the most precise measurement possible for the scale.
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