Purpose: The purpose of the lab was to investigate and demonstrate hydrogen bonding and London dispersion bonding in water and rubbing alcohol. Hypothesis: I believe water will have the greater surface tension because rubbing alcohol’s density is lower than water’s. Materials: * Water * Isopropyl alcohol (rubbing alcohol) * Pennies * Paper clips * Flasks * Cups or jars * Wax paper * Eyedropper Procedures: Part 1: Surface tension and vortex: * Fill
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Grief is a state of powerful emotion‚ when friends and relatives are plagued with guilt and regret over unspoken words and wasted moments. This is the emotive basis for the powerful poem ’You ’ll take a bath ’ by Scot ’s poet Iain Crichton Smith. Throughout the poem Crichton Smith successfully creates a haunting portrayal of his guilt-laden grief over his mother ’s final years and the role he played in her neglect. This neglect is evident in the vivid image of his mother ’s home combined with
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Briony Tallis‚ at the young age of seven lived in a fantasy world of her own. With her father gone most of the time‚ her mother unavailable most days due to her manic migraines‚ her brother living away and her sister of studying‚ Briony is virtually an only child‚ left only with the company of her imagination. She was described as compulsively orderly. “One of those children possessed by the idea to have the world ‘just so’. Briony’s craving to manipulate and control‚ and also her perception of
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Algae Could Solve World’s Fuel Crisis Von Philip Bethge Dan Robertson is working on algae that can produce biofuel. Genetically modified blue and green algae could be the answer to the world’s fuel problems. Bioengineers have already developed algae that produce ethanol‚ oil and even diesel -- and the only things the organisms need are sunlight‚ CO2 and seawater. For reasons of data protection and privacy‚ your IP address will only be stored if you are a registered user of Facebook and you
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more efficient sources of power. At the forefront of research for these power sources are hydrogen fuel cells. This power source takes in the most abundant element in the universe‚ Hydrogen‚ and yields immense power without combustion or pollution. The three aspects of this scientific breakthrough are the fuel cells‚ hydrogen production‚ and hydrogen storage. Fuel cells are the devices with which Hydrogen is made into electricity. These use a technology much similar to that of something we are
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RED is taking its knowledge of high-quality cinema cameras to the smartphone industry with a new product. The Hydrogen One is RED’s bet to revolutionize the use of smartphones. Back in 2006‚ when RED was founded and showed its intent on delivering high-performance digital cinema cameras with quality of 35mm film and the convenience of pure digital‚ many people were skeptical and some even considered it a “scam”. After a 10-years background of providing unique high-quality cinema cameras with high-usage
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Hydrogen: The Fuel of The Future By: Json Why are we as Americans so afraid to change? even if it is a change for the better? the world has been using oil coal and other petroleum products to power just about everything that moves for the last 150 years. yet most cars in the united states only get 10-20 miles a gallon and even the "good" ones can get only a petty 20-50 miles a gallon. so why do we put up with the inefficiency when there are far better alternatives out there? Such as hydrogen
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Electrochemical production of hydrogen from water Presented by: Heba A. Alsabagh Hiba M. Maghayreh Hiba N. Abu Zaghleh Sahar M. Alissa University of Jordan Faculty of Engineering & Technology Department of Chemical Engineering Supervised by: 0078381 0076527 0076528 0072918 Dr. Hatem Alsyouri December‚ 2011 Chapters: Introduction Literature Survey Process Selection and Design Process Description Material and Energy Balances Design 2 Chapters: Feasibility Study
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of a component causes the equilibrium to shift to the side from which the component was removed. D. Is this reaction endothermic or exothermic? How do you know? When acid is added to water the reaction is strongly exothermic. Because the hydrogen ion is so tiny‚ a large amount of charge is concentrated in a very small
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In my introductory essay to Saturday‚ by Ian McEwan‚ my written piece called Nature‚ Nurture and Nine eleven‚ attempted to explore the themes of a the main characters (Perowne and Baxter) in a post nine eleven world. I also dessicated the ‘nature vs nurture’ theory and what makes people turn into what they are under the shadow of a darwinian themes that McIwan alludes to. I believe that my paper raised interesting ideas and am happy with the points that I raised. However‚ the downfall of my writing
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