Partner(s): Acetylsalicylic Acid Synthesis Theory. This experiment was carried out to see how the hydroxyl group on the benzene ring in salicylic acid reacts with acetic anhydride to form an ester‚ and to make aspirin. Synthesis of Acetylsalicylic Acid occurs by protonation of carbonyl (C=O) group‚ and a nucleophilic attack of OH on the acetic anhydride. The ferric chloride test and melting point were used to test the purity of the results. A hypothesized recovery rater of above 50% was expected.
Free Aspirin Acetic acid Carboxylic acid
Alisa Nguyen-Le Kirkeby Period 4 November 13‚ 2012 Looking Into the Future How will the world look in 50 years? That questions is something everyone thinks about every once in a while. However‚ they may not realize that their stereotypical dream-like fantasy of the future is slowly becoming the present. Because we are already so dependent on technology‚ all ways of life will improve when technology does. Each day society inches closer towards a generation filled with advanced medicine‚ transportation
Premium Future Real life Communication
Pharmacology Report 1: Determination of an insecticide in cockroaches Introduction Pesticides are toxic and go through many different testings and procedures before they are put on the shelf in various industries. One general method that is used to asses toxicity of pesticides before released for sale is the LD50 (Lethal Dose 50) method. This method is conducted by calculating the most accurate dose of toxin that will kill animals 50% of the time. Before determining an accurate LD50 of a chemical
Premium Bacteria DNA Immune system
STANDARDIATION OF ACID AND BASE Eunice Ivy B. Gamboa ABSTRACT Solutions of known concentration are prepared by dissolving measured masses of standard acids in distilled water. The concentrations of unknown solutions of sodium hydroxide are determined by titration. An acid solution reacts with a base solution in a "neutralization" reaction. Titrations permit the concentrations of unknown acids/bases to be determined with a high degree of accuracy. In order to analyze unknown acids/bases‚ we must have
Free Sodium hydroxide
Top 40 Study Strategies Time Management 1. Start using a calendar‚ planner‚ or task list at the start of the semester. 2. Write down important dates for exams‚ assignments and other projects on a calendar. 3. Make a weekly or monthly schedule to get an overall picture of when you’ll be busiest and when you have free time. 4. Make a task list to keep track of things you need to do on a daily basis. 5. Although some people like to use lots of tools to manage their time‚ it’s
Premium Need to know Educational psychology Time management
Individual Report (50%) You are required to prepare a report for management‚ recommending that the Company enter into a new overseas market (defined as a country or large region within it) and outline the main features of the marketing plan. The new market that you recommend is your choice but it must not be one where the Company is already present. The report should be 3000 words max and the hand in date is 13th March 2013 via Blackboard before 12 noon. Your recommendation needs to contain the
Premium Marketing Pricing
50 Ways To Boost Your Brain Power 1) Meditate — Meditation has been known to increase IQ‚ relieve stress‚ and promotes higher levels of brain functioning. Meditation also activates the “prefrontal cortex” of the brain‚ an area responsible for advanced thinking ability and performance. 2) Draw A Picture — Drawing stimulates the right-hemisphere of the brain and inspires creativity. Get out the colored pencils and begin drawing your way to a powerful brain. 3) Exercise Long-term exercise has
Premium Brain Electroencephalography Mind
50 MULTIPLE CHOICE QUESTIONS (MCQ) BLUE PRINT • HISTORY SECTION -14 QUESTIONS • GEOGRAPHY SECTION -13 QUESTIONS • CIVICS SECTION -12 QUESTIONS • ECONOMICS SECTION -11 QUESTIONS HISTORY SECTION Q1.Which of the fallowing countries did not attend the congress of Vienna? a) Britain b) Russia c) Prussia d) Switzerland Ans. d) Switzerland Q2.Who said “when France sneezes the rest of Europe catches cold”? a) Garibaldi b) Mazzini c) Metternich d) Bismarck
Premium Government Congress of Vienna India
Ghana 50 Years On Assess whether life in Ghana is improving and what issues it faces for the future Speaking for the Ghanaian Government; Frank Agyekum‚ ‘Ghana has done well’ he says. ‘Ghana is a thriving democracy with a stable economy’ he claims. ‘Kids got to school and are fed’‚ but the crowd does not agree. A graduate‚ Samuel Ablakwa‚ explains that children are ‘still on the streets hawking’ and people have to pay for uniforms and textbooks. He also contests prosperity saying ‘I’m still carrying
Premium British Empire World Trade Organization Colonialism
a while. However E.L James British author adds her own erotic twist to her novel 50 Shades of Grey. The books use of unusual sexual acts has quickly sparked controversy and has people talking globally. With her series selling over 70 million copies (Street‚ 2013) and surpassing Harry Potter as the fastest selling paperback off all time (Bentley‚ 2012). Fifty Shades of Grey has easily impacted popular culture. 50 Shades of Grey set up the series as the two main characters Anastasia Steele and Christian
Free Human sexual behavior Human sexuality Sexual intercourse