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Free research essays on topics related to: liquid

174 results found, view free essays on page:

  • Johannes Van Der Waals
    1,122 words
    ... slightly negative and the other end of it is slightly positive. The Dispersion forces exist between non-polar molecules. Dispersion forces are another of van der Waals' three forces. They exist between non-polar molecules. It is important to remember that within a bond, electrons are constantly MOVING. They zoom around the atoms really quickly. As a result, there may be a tiny instant in that time span where the electrons happen to dominant on one side, rather than the other. However, this t...
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  • Mentally Disturbed Aiko Sama Of The Yano Family
    2,097 words
    ... ao's mother was diagnosed as having a cancer, I was really ashamed at not being able to help her at all. It has usually been the custom each year to celebrate the New Year at my home for the Yano and Tanabe families. My husband used to cook for the party. However, no one agreed to get together this year. On the second of January, I happened to get a call from my brother. The family of my brother had just been visiting Mother's hospital, and he said they were now at a short distance from my h...
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  • Urinary System Risk Factor
    1,845 words
    The urinary system has many different organs in order for it to work as a whole. Each organ does different functions. The urinary system consists of the two kidneys, the two ureters, the bladder, the two sphincter muscles, the nerves in the bladder, and the urethra. After your body takes what it needs from the food you eat waste products are then left behind in the blood. The urinary system works with the lungs, skin, and intestines to keep the chemicals and water in your body balanced. The urin...
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  • Food Processing And Preservation
    1,389 words
    Throughout the history of mankind science has searched into the realms of the unknown. Along with it bringing new discoveries, allowing for our lives to become healthier, more efficient, safer, and at the same time, possibly more dangerous. Among the forces driving scientists into these many experiments, is the desire to preserve the one fuel that keeps our lives going; FOOD. As early as the beginning of the 19 th century, major breakthroughs in food preservation had begun. Soldiers and seamen, ...
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  • Good And Bad Bad Things
    825 words
    The Giver is about a boy named Jonas who lives in the future in an almost perfect community. Jonas is chosen to be the person who carries all the memories of the past, given to him by the giver. It is by Lois Lowry. There are many good and bad things in the Giver. Some good things are that hardly anyone gets hurt. When people do get hurt they take a pill and the pain goes right away. No one ever breaks bones or anything. There are no criminals, and there are no locks on any homes or buildings. A...
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  • Amount Of Pressure Arc Lamps Xenon
    349 words
    Xenon is a rare, colorless, odorless, tasteless, chemically un reactive gas. It is one of the inert gas elements found in group 0 of the periodic table. Xenon was long considered incapable of chemical reaction, but in 1962 Neil Bartlett, a Canadian chemist, reported synthesis of xenon hexafluoroplatinate, Xe PtF 6, a true compound. Before 1962, people thought that xenon and other noble gases were unable to form compounds. Now, xenon's reported compounds are sodium permeate, xenon deutetrate, xen...
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  • Financial Crises And Global Capital Flows
    859 words
    ter>Sam Vaknin's Psychology, Philosophy, Economics and Foreign Affairs Web Sites The recent upheavals in the world financial markets were quelled by the immediate intervention of both international financial institutions such as the IMF and of domestic ones in the developed countries, such as the Federal Reserve in the USA. The danger seems to have passed, though recent tremors in South Korea, Brazil and Taiwan do not augur well. We may face yet another crisis of t...
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  • Atomic Weight Large Quantities
    608 words
    Atomic Number: 8 Atomic Radius: 66 pm Atomic Symbol: O Melting Point: - 218. 79 C Atomic Weight: 15. 9994 Boiling Point: - 182. 95 C Electron Configuration: [He] 2 s 22 p 4 Oxidation States: - 2 History (Gr. oxy's: acid, and genes: forming) For many centuries, workers occasionally realized air was composed of more than one component. The behavior of oxygen and nitrogen as components of air led to the advancement of the phlogiston theory of combustion, which captured the minds of chemists for a c...
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  • The Biological Importance Of Water
    1,055 words
    Generally, the main biological importance of water is that life cannot exist without it. In fact on a percentage basis, the majority of any organism is comprised of water. Additionally, it is believed that life first originated in the bodies of water on the earth. The importance of water is seen in such third world countries as Kenya. Where the inhabitants are forced to drink water so dirty and contaminated that they know it might kill them. However they still drink it because its essential for ...
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  • The Clean Water Act Of 1977
    748 words
    As swans drift with the current on a secluded lake in upper Canada they think not of the water they are in but of dreams of the past and wants for the future. On the other hand, seals off the coast of Northern California fear for their lives every day of humans exploiting their natural habitat. Many things can endanger water born animals, and most all of these come directly from humans. The pollutants of water come from many sources both close and far away from the water body itself. Wastes of h...
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  • High School Diploma 00 P M
    1,512 words
    The form of deviance being studied is cults, particularly the Hare Krishna. Krishna is a popular Hindu god and is the inspiration of many cults. Prabhupada came to America in the 1960 s and founded the Hare Krishna movement. He was sent to America by his guru to spread the word of Krishna when he was 70 and attracted a following of young hippies disillusioned with material goods. But failed to attract a larger population because this behavior is viewed as deviant by most of society. There are di...
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  • Cystic Fibrosis Endoplasmic Reticulum
    717 words
    Cystic 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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  • Short Term Effects Long Term Effects
    1,186 words
    Drugs: How Dangerous Is It? Drugs have infiltrated our cities, our towns and our lives. Though a small percentage of people use drugs, they do attempt to spread their plague among others. But, how dangerous are these mind suppressors? Do they kill like the statistics show, or is it a coverup to stop people from having a good time? Even in Franklin County, there are drugs. How bad is the problem? It is worse then most people think, but what can we do about it? Can we do anything about it? Marijua...
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  • Earths Surface Ground Motion
    851 words
    An earthquake, one of the most destructive natural phenomena, consists of rapid vibrations of rock near the surface of the earth. It is the most terrifying of all natural phenomena and has brought fear since ancient times because of its sudden unpredictable occurrence and enormous capacity of destruction. A single shock usually last no more than a few seconds, although several quakes may last for as much as a couple of minutes. The quake as felt on the surface is always the result never the caus...
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  • Vinegar With Salt Plating May Be Found Electroplating
    747 words
    The problem was Electroplating ELECTROPLATING The problem was to discover which electrolyte is the best. An electrolyte is a liquid you electroplate in. Water, vinegar, and vinegar with salt stirred in it were the three electrolytes used. Which is the best electrolyte for copper plating a nickel? Is there a difference between these electrolytes or are they all the same? Electroplating is the process of coating with metal by means of electric current. When electroplating is really used it is more...
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  • Dissolves In Water 1 Atm Pressure Enthalpy
    200 words
    What are the thermodynamic standard conditions? 298 K, 1 atm pressure, concentration of 1 mol per dm 3 What is enthalpy change? The heat change measured at a constant pressure and temperature. Define standard enthalpy of formation: The enthalpy change when a single mole of company is formed from its elements under standard conditions of 298 K and 1 atm pressure with all the reactants in their standard states. Why is enthalpy change for exothermic reactions negative? Because energy has been relea...
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  • Widely Accepted Insurance Premiums
    1,713 words
    Fire sprinklers are widely recognized as the single most effective method for fighting the spread of fire in their early stages, before they can cause severe injury to people and damage property. Fire sprinkler systems have had a dramatic influence in the designing of new buildings. Fire sprinkler systems prevent fires from spreading, and contain it to a small area. This has allowed arkatecks the flexibility to design floor plans and not have to worry as much about codes relating to fire safety....
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  • Negatively Charged Positively Charged
    571 words
    Fusion reactions are inhibited by the electrical repulsive force that acts between two positively charged nuclei. For fusion to occur, the two nuclei must approach each other at high speed to overcome the electrical repulsion and attain a sufficiently small separation (less than one-trillionth of a centimeter) that the short-range strong nuclear force dominates. For the production of useful amounts of energy, a large number of nuclei must under go fusion: that is to say, a gas of fusing nuclei m...
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  • Ceremony Of Twelve Ceremony Of Twelve Jonas
    898 words
    The Giver is a fiction novel about a boy named Jonas and his life in a perfect world of? Sameness? . In this world there were no colors, feelings, or choices. In this world everything was decided by the Commitee of Elders and took place in a ceremonious way. There was the Matching of Spouses and the Naming and Placement of new children. There was also a ceremony of Nines where all the Nines received their bikes and the Ceremony of Twelve? s where they received their life long occupations. In the...
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  • Run By Electricity Told To Find Water
    704 words
    I get up in the morning and I breath in oxygen and I breath out carbon dioxide. I get in the shower and use water . I use soap in the shower also. I dry the water off with air molecules. I dry my hair by using a hair dryer, which uses electricity. Electrical affects are caused by the position and the movement of positively and negatively charged particles. I use cologne which has alcohol in it. I wash my clothes using water and soap. I light a candle. This is an example of combustion. For this t...
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