Topic 6 Microscopic World II Unit 23 Shapes of molecules Unit 24 Bond polarity and intermolecular forces Key C o ncepts Microscopic World II Shapes of molecules • Covalent molecules with non-octet structures • Shapes of molecules • The VSEPR theory • Molecular crystals of buckminsterfullerene (C60) • Carbon nanotubes Bond polarity and intermolecular forces • Electronegativity and bond polarity • Van der Waals’ forces • Factors affecting the strength
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Biology IB Standard Level 2012-2014 Index Topic 1 Topic 2 Topic 3 Topic 4 Topic 5 Topic 6 Topic 7 Topic 8 Topic 9 Topic 10 Topic 11 Statistical analysis Cells The chemistry of life Genetics Ecology and evolution Human health and physiology Nucleic acids and proteins Cell respiration and photosynthesis Plant science Genetics Human health and physiology Topic
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Courtney Cox Word count 510 Ruling with the Iron Fist According to an Africa saying “it takes a village to raise a child.” In Judy Sheindlin’s essay “Enough is Enough” she says the only way juveniles will reform is harsh punishment for first time offenders. In contrast Mercer Sullivan’s article “Mapping the streets of crime” he says that the “low-income neighborhoods” (Newsweek‚ p.23) influence juveniles to go down a path of crime. If the neighborhood is pushing it inhabitants into a
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ECONOMICS Economic Problem * Unlimited wants‚ limited resources Economic Systems * Questions to answer: 1. What to produce? 2. How much to produce? 3. How to produce? 4. For whom to produce? * Criteria to classify economic systems 1. Productive resources owned by private individuals (private sector) or government (public sector) 2. Role of market forces of demand and supply in allocating resources‚ determining prices‚ distributing incomes 3. Role of government in production
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Proffesional Solutions........ Honorable Jewri Respectable Trainners and my dear Audiuance Assalam-o-alaikum My name is Zeeshan Ahmed and today i am going to deliver the presentation in this mega vision seeminar and my topic is...... Tablet Pc’s future of computer Tablet pc’s the cross bread between a mobile phone and a laptop. They are taking the consumer market by storm. But Audiuance i want to ask a question what is the future of these amazing little gadgets? Tell me.....?? u dose’nt have any answere
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to see How the Concentration of Hydrochloric acid affects the Rate of Reaction with Calcium Carbonate I am going to investigate how concentration of hydrochloric acid affects the rate of reaction between hydrochloric acid and indigestion tablets which contain mainly calcium carbonate. From my background knowledge from class work and books‚ (see references) I have found out that if you increase the concentration of hydrochloric acid‚ the rate of reaction will increase and the time
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IB Computer Science Dossier Grading Rubric – Abridged (See the IB document: d_5_comsc_tsm_0505_1_e.pdf for the full version) Gradesheet Snapshot: Criterion A1: Analyzing the problem Total = 12 pts. (See pages 67- 90 in the IB document: d_5_comsc_tsm_0505_1_e.pdf) The documentation should be completed first and contain a thorough discussion of the problem that is being solved. This should concentrate on the problem and the goals that are being set‚ not on the method of solution. A
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CHEMISTRY OF LAETRILE ( AMYGDALIN / VITAMIN B17) AUTHORS: Audrey De Jesus Rowie Joy Pilapil Shariel Eunice Juanillas Polytechnic University of the Philippines College of Science Department of Nutrition and Dietetics Sta. Mesa‚ Manila ABSTRACT Vitamin B-17‚ commonly known as "Amygdalin”‚ is a plant substance found naturally in raw nuts and the pips of many fruits‚ particularly apricot pips‚ or kernels. It is also present in plants such as lima beans‚ clover and sorghum. Laetrile‚ on the other
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In order to avoid questions about why one child is deemed to be a ruler over another‚ Socrates creates a myth that says all people were born from the earth. There are three types of people that were created from the earth: iron and bronze‚ silver‚ and gold. An iron and bronze person is full of appetitive desires‚ such as food‚ drink‚ or sex. These types of people are the farmers and craftsmen in a city. A silver person can be ruled by a spirited desire‚ or have the potential to be spirited. This
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Extracting Iron from Iron Ore in a Blast Furnace The metal iron and its alloy steel is one of the most important substances used by man. Humans have been discovering the metal’s uses science 3500BC. Huge quantities are used in the construction industry to construct of all kinds of vehicles. The most common from of iron known is the oxide. The Iron is extracted from the ore that contains the most amount of iron. The iron is extracted from its oxide ore called Hematite. Many things are produced
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