The Elements

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    Page 17 of 50 - About 500 Essays
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    My Writing Style Essay

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    William Strunk, Jr. and E.B. White recognize many people consider writing difficult, especially when not everyone is practicing it daily. During the introduction of The Elements of Style White claims that often writers struggle to clearly present their ideas, what should be clear and easy to say presents scrambled and frail on paper. For this reason, it is White’s goal to help all aspiring writers to develop their own satisfactory writing style. The text is separated into basic grammar rules,…

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    The element copper can be found on the periodic table by looking at its atomic number which is 29. The element copper has a atomic mass of 63.546. Copper was one of the first metals altered by humans. The oldest metal object found in the Middle East consists of copper, it was a tiny awl dating back as far as 5100 B.C. Most copper occurs in ores and must be smelted for purity before it can be used. But natural chemical reactions do sometimes release native copper, according to Chemicool; this…

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    Is Lead Good Or Bad

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    Lead has been around for thousands of years, used with various products, and is a deadly element. Lead is found in all parts of Earth’s crust and has been used in products of various items in our homes, such as paint, pipes, batteries and even cosmetics (“Lead poisoning….” 2017). Humans have learned that lead is highly dangerous once inside our bodies, shutting down organs and beginning a wide collection of symptoms from lead poisoning. It is released into the environment through industrial…

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    as if the bright colors on the chart were generating warmth (energy) and that chart was an exhibit of the Periodic Table. For years, different people ventured to group elements by their chemical traits. However, Dmitri Ivanovich Mendeleyev (1834-1907) a Russian chemist is first to devise a periodic table of elements.…

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    Birthtone Research Paper

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    Valuable, colorful, and enriched with a unique history are three phrases that describe many things. However, all three combined only seem to describe Birthstones. Birthstones are amazing objects that affect our economy in many ways. More importantly, birthstones have a deep connection to chemistry and science. Due to their chemical properties, birthstones can also be used for medicinal purposes and healing techniques that have helped humans throughout time. Overall, birthstones contain many…

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    Piezo Effect Essay

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    The history of piezoelectricity evolution is over 120 years which was discovered by brothers Curie in 1880. They were Pierre Curie (1859-1906) and Jacques Curie (1855-1941). During the study of the generation surface electrical charge by applying pressure on some material, they found out an unusual phenomenon which was a voltage of opposite polarity was generated by pressure was applied on the crystalline minerals such as quartz. The amplitude of the generated voltage was proportional to the…

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    The chemical Mercury, symbolized as Hg, is an element most prominently found as a solid metal throughout Earth’s surface. It is a naturally occurring element found in Earth’s soil, water and air. To name a few examples of how Mercury is created, there are forest fires and volcanic eruptions whose combustion creates Mercury. In addition, humans also create Mercury through incinerators used in power plants. Mercury is known to be very poisonous to humans and affects many organisms ranging from…

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    The elements sodium and chlorine show emergent properties, because when sodium is alone it's just a metal and chlorine is a poisonous gas. When you combine the two with an ionic bond the emergent properties are shown, because they come together to form table salt, but on their own this wouldn't be possible. 2.1.2) Yes, even though organisms only require it in small amounts it is still essential because it contributes to the organism's development. 2.1.3) If a person has an iron deficiency it…

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    the name of Johann August Arfvedson discovered a new element called lithium while he was working with a mineral petalite (Jefferson Lab Web). However, even though this element was found by Arfvedson, William Thomas Brande and Sir Humphrey Davy were the first people to isolate it (Jefferson Lab Web). Lithium is very abundant, it is a soft silver white alkali metal with the atomic number of three. Lithium is silver and contains no odor (Element Project). In addition to those features, lithium…

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    Chemical Periodicity

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    4) Elements can be created naturally through processes such as the big bang or other methods conducted by scientists. Scientists are able to create elements by using atomic colliders and quantum calculation. One process that scientists use to create new elements is to add protons one by one into an atom. This would increase the atomic number of the element which would change the identity of the element. The addition of protons causes a repulsion between the atoms because two positive forces…

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