Assigment 1: Foundations: Atoms‚ Molecules‚ and Ions 1.1 A 47.3-mL sample of ethyl alcohol (ethanol) has a mass of 37.32 g. What is its density? 1.2 If 116 g of ethanol is needed for a chemical reaction‚ what volume of liquid would you use? The density of ethanol is 0.789 g/mL 1.3 Battery acid is 40.0% sulfuric acid‚ H2SO4‚ and 60.0% water by mass. Its density is 1.31. Calculate the mass of pure H2SO4 in 100.0 mL of battery acid. 1.4 How many moles of atoms does 136.9 g of iron metal contain
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JTG- Ch.2 Euclid’s Proof of the Pythagorean Theorem Century and a half between Hippocrates and Euclid. Plato esteemed geometry to be the entrance to his Academy. Let no man ignorant of geometry enter here. “Logical scandal” Theorems were believed to be correct as stated but they lacked the material to prove them. Euclid’s Elements was said to become the staple of mathematics or the standard. 13 books‚ 465 propositions (not all Euclid but rather a collection of great mathematicians
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CH201L S.Y. 2014-2015 Analysis of Oxygen-Bearing Organic Compound 2 BS Chemistry‚ College of Science‚ University of Santo Tomas Espana‚ Manila Philippines 1015 Abstract An unknown sample was given along with five standards to test the presence of oxygen in the sample. The unknown sample underwent five different chemical analysis namely Dichromate test‚ Tollen’s test‚ Lucas test‚ DNPH test‚ and Iodoform test. Each test will determine if the unknown sample will have the same reaction as
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a beneficial therapy for children with Cerebral Palsy? Background: Hyperbaric Oxygen Therapy (HBOT) is being promoted as a new therapy for children afflicted with cerebral palsy. It is being utilized by several specialized medical centers in the US‚ Europe and Canada. The rationale behind this therapy is inhalation of pressurized pure oxygen within a hyperbaric chamber‚ results in higher levels of dissolved oxygen within the blood (Liptak‚ 2005). Over 15 studies have been conducted to determine
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Lower respiratory infection from biomedical‚ historical‚ social‚ economic‚ and political perspective From a biomedical perspective‚ lower respiratory infections such as pneumonia have escalated in the recent across the globe. They argue that lower respiratory infections are turning out to be a public health concern not forgetting that it is one of the leading causes of illnesses and deaths in individuals of all ages (see table 4). From a biomedical perspective‚ lower respiratory infection is high
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humble. Music to them is like religion. It consoles them and comforts them in the bleakest of times. It is their language to express their hearts truest and deepest emotions. The documentary “Latcho Drom” is an excellent film on the journey of Gypsy culture as told through their music and dance. It shows us the ocean of difficulties and discrimination gypsies face‚ but more importantly it gives us an insight into the significance of music to them. Singing since they were born‚ music plays a pivotal
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Oxygen and Air Nanobubble Water Solution Promote the Growth of Plants‚ Fishes‚ and Mice Kosuke Ebina1*‚ Kenrin Shi1‚ Makoto Hirao2‚ Jun Hashimoto3‚ Yoshitaka Kawato1‚ Shoichi Kaneshiro1‚ Tokimitsu Morimoto1‚ Kota Koizumi1‚ Hideki Yoshikawa1 1 Department of Orthopaedic Surgery‚ Graduate School of Medicine‚ Osaka University‚ Suita‚ Osaka‚ Japan‚ 2 Department of Orthopaedic Surgery‚ National Hospital Organization‚ Osaka Minami Medical Center‚ Kawachinagano‚ Osaka‚ Japan‚ 3 Department of Immunology‚
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Oxygen is of life-saving importance in the treatment of COPD. Lung function impairment is poorly reversible; therefore‚ treatment strategies must be aimed at stabilizing the disease progression (Simmons & Simmons‚ 2004). In advanced COPD‚ like the patient at Fairview Southdale‚ hypoxemic and/or hypercapnic respiratory failure may develop and may be treated with long-term oxygen therapy (Simmons & Simmons‚ 2004). In general‚ low flow rates
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(Figure 1). For the next test‚ Dissolved Oxygen‚ we also created a bar graph to compare the values for the control and experimental groups. These results came in as statistically significant too‚ as the p-value was very low at .004. As for the overall mean values of the two groups‚ we found that the control group was oversaturated with oxygen at 102.78% while the experimental group was also slightly oversaturated at 101.55%.
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A journey is defined as the travelling of one place to another. However‚ whilst studying Journeys‚ I have found it is much more than that. Often‚ we underestimate the power and importance of the lessons a journey may possess. I have chosen three texts that relate closely to the aspects of Journeys of Discovery. My first selected text is a poem called ‘Journey’ by Narendra Kuppan. My second chosen text is the movie‚ ‘The Wizard of Oz’ and my third text is the book‚ ‘Tomorrow When the War Began
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