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Cope With Stress Amount Of Stress
955 wordsStress is defined as a response by your body to any demand made upon it. Because of this, stress consists of many elements: its causes, effects, and ways in which to cope with it. Therefore, stress has significant impact on people. Stress is both good and bad. A particular amount of stress is an essential for surviving. Most people think of stressors, or things that cause stress, as negative, such as traffic, a difficult job, or divorce. Many people are aware of tense muscles, headaches or stoma...
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Mountain Dew Water Vapor
1,257 wordsWhy 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, which was discovered hundreds of years a...
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Nail Polish Sulfuric Acid
677 wordsAIM To prepare and purify an ester. &# 61656; concentrated sulphuric acid &# 61656; sample of nail polish (for smell comparison) &# 61656; separating funnel and stopper &# 61656; 1 mol L- 1 sodium carbonate solution After carefully assembling the apparatus and given a safety approval by the teacher, I carefully added the ethanol and glacial acetic acid into the pear shaped flask. A few marble chips were added to avoid the larger reactive bursts of the mixture during refluxing that were predicted...
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Asthma Is A Disease Shortness Of Breath People
507 wordsAsthma is a disease in the lungs, resulting in a shortness of breath. It involves feelings of breathlessness, and wheezing. Wheezing is a whistling sound from the chest when breathing in or out. People also may feel suffocation and shortness of breath, when experiencing an asthma attack. Asthma sufferers usually breathe normally, and attacks are unwarranted and usually by surprise. It is estimated that 1 out of 20 people have asthma, but 1 out of 10 children have it. Asthma is a disease where no...
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Everyday Lives Drinking Water
666 wordsFluorine, with a chemical symbol of F and an atomic number of 9, was discovered by Karl Schedule in 1771 but not isolated until 1886 by Henri Moissan. The world fluorine comes from the Latin word four, meaning, flow. The element is a chemically reactive, poisonous, and highly corrosive Halogen gas that is found in group 17 (or View) of the periodic table. The electron configuration of Fluorine is (He) 2 s 22 p 5. Fluorine is the most chemically active nonmetallic element and the most electronega...
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Opium Poppy Blood Flow
1,589 wordsMany different drugs have different effects on the body. This paper focuses on the effects caused by three widely used drugs opium, cocaine, and cannabis. They have many common effects between them. Some characteristics of the effects of those drugs are those of stimulants and others are those of depressants. We will describe the chemical effects of each drug on the body. Opium is a drug produced from the capsules of the opium poppy. When fresh from the plant it is a gooey light brown mass ("Opi...
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Sodium Bicarbonate Federal Drug
577 wordsCrack (rock) and cocaine are both stimulant drugs, which are widely used in our country today. They both present problems for us because of their potency and highly addicted addicts that can not seem to escape their grasp. Crack and cocaine also have various street names such as coke, snow, blow, base, C, ice, flake, sniff, rock and the list goes on. Cocaine is sold in a white powder form, which is sniffed, injected, or smoked (free-basing) and is much more expensive than its cousin crack (rock)...
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Paddle Pop Stick 2 Co 3 Flame
663 wordsExperiments to determine the identity of metals by examining the colour of flame when samples of that metal are heated. The aim of this experiment was to find out whether different metals had different reactions when subjected to the flame of the Bunsen burner. This might then allow the classification and identification of certain metals if they have their own reactions, which will be different coloured flames for this experiment. It was hard for me to predict what would occur during the experim...
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Sodium Hydroxide Bunsen Burner
1,009 wordsExperiments to Provide Evidence in a Prosecution Case with the Pervis Vinegar Company on Unknown Toxins The aim of this experiment is to preform tests on two samples of vinegar, one that is commercially safe and the other not (from the Pervis Company) to determine the unknown toxin contained in the Pervis Vinegar. Materials: Numerous Beakers/Conical Flasks Phenolphthalein Indicator Burette Numerous Test Tubes Sticky Tape Test Tube Rack Sodium Hydroxide (NaOH) Calculator Sample of Commercially Sa...
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Sodium Hydroxide Universal Indicator
854 wordsExperiments to Determine the Effect of Acids & Bases on Different Indicators and the pH of Common Cleaning Agents The aim of the first set of experiments is to find out and record the colour changes that are observed after a certain indicator is mixed with acids and bases to form a colour reaction. Once the selected indicator has been mixed with a acid that is both weak and strong and a base / alkali that is both weak and strong we are to record the colour and choose another indicator. The purpo...
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Baking Soda Test Tubes
868 wordsCarbohydrates are present in sugars, starch, acids, and in many other nutrients that consist elements of carbon, hydrogen, and oxygen. Having a ratio of 1: 2: 1 or written as CH 20. A monosaccharide meaning monomer of sugar is a simple carbohydrate. Containing backbone of five carbon atoms that are present in ribose and deoxyribose, components of RNA and DNA. Glucose a six carbon atom that is common cellulose, starch, and glycogen are classified as polysaccharide, Known as a complex carbohydrate...
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Minerals Are Required Minerals Minerals Calcium
290 wordsMinerals are required Minerals Minerals Minerals are required to build soft and hard body tissue. Without then we wouldnt exist. They also help out with the nervous system the contraction of mussels and help the blood flow properly. Minerals are classified into 2 major groups. The major elements such as calcium, magnesium, iron, iodine etc. Then the trace elements such as copper, manganese fluorine and zinc. Once of the most important is calcium. Calcium is used to build up your bones. It also h...
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Cystic Fibrosis Endoplasmic Reticulum
717 wordsCystic Fibrosis Commonly found in young children, Cystic Fibrosis is an inherited disease that is caused by a genetic disorder. The disease originates in the production of a critical protein that transports chloride ions from one place to another called a cystic fibrosis transmembrane conductance regulator (CFTR). The DNA of an infected person is missing three building blocks called nucleotides causing the CFTR protein to be missing one amino acid called phenylalanine. Normally, a healthy CFTR p...
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Research Has Shown Power Your Muscles Gatorade
789 wordsWhat is dehydration and how does Gatorade help? ? Dehydration happens when your body doesnt have the fluids it needs. Mainly, you lose fluids through sweat, but also through frequent urination. Research has shown you can lose a gallon of fluid an hour during heavy exercise. If you dont replace the amount of fluid you lose, your body will start to protect itself by limiting your activity. Which is not what you want to happen if youre in the second half of a crucial game. In the heat, dehydration ...
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Vitamin E Vitamin C
664 wordsStrengths and Weaknesses My diet seems to be reasonably healthy when compared to the Recommended Nutrient Intakes. It does, however, contain deficiencies in some essential nutrients while an excess of several others. In observing my nutrient summary, I realize that my diet is considerably deficient in Vitamin E; I consume only 43 % of the RNI. This is probably due to the lack of leafy green vegetables, which are rich in Vitamin E, in my diet. My lack of vegetable consumption is also evident in t...
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Amino Acids Dna Molecule
1,152 wordsIntroduction Deoxyribonucleic acid is contained in all cells. The structure of DNA makes gene transmission possible. Since genes are segments of DNA, DNA must be able to make exact copies of itself to enable the next generation of cells to receive the same genes. The DNA molecule looks like a twisted ladder. Each side is a chain of alternating phosphate and deoxyribose sugar molecules. The steps are formed by bonded pairs of purine-pyrimidine bases. DNA contains four such bases the purines adeni...
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Sentenced To Death Method Of Execution
677 wordsMethods of Capital Punishment In the United States out of fifty states, thirty-eight of them have some type of death penalty. Out of the thirty-eight states that have a death penalty there are five different ways of execution used. Also the number of people sentenced to the death penalty and the number inmates that have been executed have increased quickly in the 1990 s to the present day. The thirty-eight states that have the death penalty use five ways of execution, lethal injection, electrocu...
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Helps Calcium Blood
283 wordsMinerals Minerals are required to build soft and hard body tissue. Without then we wouldnt exist. They also help out with the nervous system the contraction of mussels and help the blood flow properly. Minerals are classified into 2 major groups. The major elements such as calcium, magnesium, iron, iodine etc. Theatre trace elements such as copper, manganese fluorine and zinc. Once of the most important is calcium. Calcium is used to build up your bones. It also helps to keep your teeth strong. ...
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Uncle Tungsten Memories Review Uncle Tungsten Memories Sacks
867 wordsReview: Uncle Tungsten: Memories Of A Chemical Review: Uncle Tungsten: Memories Of A Chemical Boyhood By Oliver Sacks Chemical awakenings Uncle Tungsten: Memories of a Chemical Boyhood Oliver Sacks 336 pp, Picador Uncle Tungsten was the relative with the lightbulb factory and a penchant for spectacular chemistry. He poured neat caustic soda into a beaker, followed by equally lethal hydrochloric acid. Once the furious hissing and frothing had subsided, he urged the young Oliver Sacks to have a si...
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Sodium Hydroxide Hydrochloric Acid
600 wordsBack titration: Work to be done: To find out the atomic mass of a substance using a method called back titration. Chemicals and apparatus: Magnesium Beaker Glass Burette Distilled water Methyl red 0. 5 M sodium hydroxide, NaOH 1. 0 M hydrochloric acid, HCl Lab-work: The name of the experiment explains the way of doing it quite well. You do measure how much you have of the substances and then do the titration. My mission was to find out the atomic mass of magnesium. I took a sample and weighted i...
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