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Alloys Essays and Term Papers
Virtual Reality: What It Is And How It WorksImagine being able to point into the sky and fly. Or perhaps walk
through space and connect molecules together. These are some of the
dreams that have come with the invention of virtual reality. With
the introduction of computers, numerous applications have been
enhanced ...
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Did The Expansion Of The Aztec Empire Lead To Their Downfall??
The Aztec Indians originated from a place called Aztlan, somewhere in
north or northwest Mexico. At that time the Aztecs were a small, nomadic tribe
living in the border territory on the margins of civilized Mesoamerica. (see map
I) In the 13th century they settled in the valley of central ...
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ALCHEMYThe science by aid of which the chemical philosophers of medieval times attempted to transmute the baser metals
into gold or silver. There is considerable divergence of opinion as to the etymology of the word, but it would seem
to be derived from the Arabic al=the, and kimya=chemistry, which in ...
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AluminiumThe history of use
is now one of the most widely used metals, but one of the hardest to
refine due to it's reactivity with other elements. Even as late as the turn of
the century, was considered very valuable and in turn expensive, even
more expensive than gold. In some cultures, when a ...
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Alchemy: The science by aid of which the chemical philosophers of
medieval times attempted to transmute the baser metals into gold or silver.
There is considerable divergence of opinion as to the etymology of the word,
but it would seem to be derived from the Arabic al=the, and kimya=chemistry,
which in ...
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StalinJoseph was perhaps on of the biggest mass murderers of the twentieth century. From the purges in the Red Army to forced relocations, had the blood of millions on his hands. This essay is not going to debate the fact that this was indeed a brutal and power hungry individual, because he was indeed ...
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Helium, symbol He, inert, colorless, odorless gaseous element. In
group 18 (or VIIIa) of the periodic table, is one of the noble gases.
The atomic number of is 2. The French astronomer Pierre Janssen
discovered in the spectrum of the corona of the sun during an
eclipse in 1868.
Helium is the ...
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Solutions Around YouWhat do the following have in common: the air you breath, the water in the oceans, the fluid in your body, and the brass in a button? Although they may sound unrelated, all of these examples describe mixtures. Very few of the materials you encounter everyday are pure substances. Most are ...
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AlchemyThe science by aid of which the chemical philosophers of medieval times attempted to transmute the baser metals into gold or silver. There is considerable divergence of opinion as to the etymology of the word, but it would seem to be derived from the Arabic al=the, and kimya=chemistry, which in ...
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Nickel Metal Hydrive Battery For Electric VehicalsElectric vehicles can benefit us in many ways. Comparing with the internal combustion engine, EVs don’t cause pollution when operating. They can run in a long period of time. Economically, because these vehicles using battery, they reduce the oil import and the imbalance trading in the US and ...
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Freezing Point, temperature at which a liquid congeals into the solid state
at a given pressure (see PRESSURE; TEMPERATURE).
The of a pure (unmixed) liquid is essentially the same as
the melting point of the same substance in its solid form and may be
regarded as the temperature at which the solid and liquid ...
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Diffraction And The Debye-Scherrer CameraMany scientific applications have made great use of the wave nature of light. Until the first half of the century the nature of light remained completely a mystery. Some thought light to be a particle while others believed it to be a wave. Scientists now know that wave exhibits properties of ...
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Reality - What It Is And How It WorksImagine being able to point into the sky and fly. Or perhaps walk through space and connect molecules together. These are some of the dreams that have come with the invention of virtual reality. With the introduction of computers, numerous applications have been enhanced or created. The newest ...
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Copper And AluminiumCopper is an extremely important metal that has many uses. Coppers primary use is for making wire, as it is the best low cost conductor of electricity. About 60% of copper used is as wiring. Copper wire carries most of the electricity inside houses, factories, and office. Other uses of Copper ...
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Chemistry SolutionWhat do the following have in common: the air you breath, the water in the oceans, the fluid in your body, and the brass in a button? Although they may sound unrelated, all of these examples describe mixtures. Very few of the materials you encounter everyday are pure substances. Most are ...
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Lead And The EnvironmentSome materials are so commonplace that we take them for granted. One of
those materials is a grayish metal that has been with us for thousands of years.
That metal is lead, still one of the world's most useful substances, and one
that never ceases to find a role in human society.
Lead has the ...
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The Real Threat Of Nuclear SmugglingThis reading was based on the controversy over the threat that nuclear
smuggling poses. It begins by going over the view of each side in a brief
manner. It states that some analysts dismiss it as a minor nuisance while
others find the danger to be very real and probable. This reading stands ...
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Gold, one of the most fascinating elements on the earth today.
has been used by humans for almost six thousand years and has been valued
since the earliest of times for its beauty and resistance to corrosion.
Without the economy of the world be drastically changed.
I have chosen as my element ...
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TitaniumWilliam Gregor discovered unknowingly in 1791. When he discovered it, he was analyzing a certain hard, black, sandy material he found in his neighborhood. At the time he had no clue that what he had found was going to be named . Allen Hunter did not make the pure metal until 1910, by heating ...
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Chromiumis a very hard, brittle, gray metal, which is sometimes
referred to as Siberian red lead. It does not rust easily and becomes shiny and
bright when it is polished. The shiny trim on our automobile bumpers and door
handles is usually electroplated .
Most chromium comes from something ...
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