Experiment 3: Preparation and Properties of Soap Objectives: i) To be able to prepare a soap starting with olive oil and animal lard. ii) To examine the chemical properties of the soap that is made. iii) To determine the theoretical yield and experimental yield of soap. Introduction: A soap is a salt of a fatty acid. Fatty acids are carboxylic acids with a long unbranced hydrocarbon (aliphatic) chains. It contains at least 12 carbons and a carboxylic acid group. Materials and Apparatus:
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Volunteers 12 Bogdanovic v Koteff (1988) 12 Rasmussen v Rasmussen [1995] 13 Exceptions to Indefeasibility 14 Fraud Exception: 15 Loke Yew v Port Swettenham Rubber Co Ltd [1913] 15 Assets Co Ltd v Mere Roihi [1905] 16 Schultz v Corwill Properties (1969) 16 Russo v Bendigo Bank Ltd (1993) 17 The In Personam Exception 18 Bahr v Nicolay (No 2) (1988) 18 Mercantile Mutual Life Insurance Co Ltd v Gosper (1991) 20 Vassos v State Bank of South Australia (1993) 20 Special equity cases:
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JOURNEY TO THE CENTER OF PHYSICAL FITNESS KESHNI KOKILAKUMAR CLIFTON SPEARS As I walked through the doors of the small yet strangely familiar gym of Ridgeview Middle School‚ thoughts rushed back and forth through my mind. They were simple thoughts‚ though each of them turned into questions. I had signed up through Fulton Virtual Schools‚ and since this was the first time that they were opening the Physical Fitness program to us‚ I couldn’t help but feel slightly anxious. I had already experienced
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Chapter 6: Chemical Bonds Section 6.1: Ionic Bonding Chemical bond: the force that holds atoms of elements and ions together to become a stable‚ new substance called a compound. -the number of valence electrons determines if an atom will form a chemical bond. -metals tend to give up electrons to other atoms. -nonmetals tend to take electrons from other atoms. -noble gases will not form a chemical bond because these atoms already have a full outer shell of energy. Ionization: the
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Objectives 1. To recognize the macroscopic properties of five chemical systems at equilibrium 2. To observe shifts in equilibrium concentrations as stresses are applied to the systems. 3. To observe a shift in equilibrium concentrations associated with changes in temperature. 4. To explain the observations obtained by applying Le Chatelier’s principle. Materials Refer to page 209 of Heath Chemistry Laboratory Experiments. Procedure Refer to pages 209 – 211 of Heath Chemistry
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“A brief history of chemical warfare” By Harold Maass For more than 2‚000 years. As early as 600 B.C.‚ the Athenians poisoned the wells of the Spartans‚ who later tried lobbing burning sulfur pitch over the walls of Athens‚ hoping to fill the city with toxic smoke. Genghis Khan used that same trick‚ catapulting burning sulfur pitch during his siege of fortified cities around A.D. 1200. Over the centuries‚ various armies put poisons on arrows and in bullets to make them more lethal. But it wasn’t
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I have two questions about the issue. The first question states‚ in what ways are the alternatives for testing medical research been successful? I believe this is an important question to analyze and research about because even though the opponents state‚ there are alternatives used in multiple laboratories‚ it is important to know whether these are successful. The second question states‚ does the equal amount of physical pain inflicted on animals similar to humans? I ask this question because animals
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Becoming a Physical Therapist Physical therapists help people of all ages to recover from various things on a daily basis. Although they may always have a lot of paperwork to do‚ and can sometimes work long hours‚ they are paid fairly well and they receive the satisfaction of helping people which makes this an honorable and rewarding job. Someone that likes to help others would most likely enter this profession. Physical therapists provide services to people that have injuries‚ disabilities‚
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Physical Science I have learned from my twenty years of service in the U.S. Air Force‚ significant background knowledge of the history of the space shuttle. In September 1969‚ two months after the first manned lunar landing‚ a Space Task Group appointed by the President of the United States to study the future course of U.S. space research and exploration made the recommendation that "…the United States accept the basic goal of a balanced manned and unmanned space program. To achieve this goal‚
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social groups with their environment 6. Geography is about space and the content of space. Geographers try to answer three questions. Where? Why there? Why do we care? Physical Geography Focus is on the natural environment. Some Core Geographic Concepts Spatial- is an essential modifier in forming questions and framing concepts. Geography is a spatial science The geographer’s space is the earth space The way things
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