Mayceemae M. Barnuevo CHEM 17.1 13L Group 1 February 7‚ 2014 February 19‚ 2014 Exercise 12 SOME INVESTIGATIONS ON THE CORROSION OF IRON I. Introduction Metals undergo natural destruction that allows a spontaneous deteriorating reaction where they return to their original state from where they are obtained upon contact with the surrounding‚ particularly when reacted to oxygen. Such phenomenon is known as corrosion (Zumdahl‚ 1998). This leads the surface of the materials to rust in due time. Usually
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“Mystery of Bermuda Triangle” Do you know about the legend of the mysterious disappearance of the crew of the aircraft and occurs in Bermuda triangle? Bermuda triangle is one of the most mysterious places on this planet. It has become a myth centuries ago. Loss of aircraft and pilots still a mystery till this day. In fact‚ many studies have been made‚ but none have been able to answer questions about the loss of the aircraft and the driver lost in the past. “Bermuda Triangle or Triangles Devil lies between
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come back? Just in order to find an answer? I’m sure you all know what I’m talking about. There is a place in the Atlantic Ocean where everything that once went there‚ never returned. It is called The Bermuda Triangle‚ or it’s also known as the Devil’s Triangle. The Bermuda Triangle has always been a dangerous place and a mysterious because of the disappearance of sailors‚ pilots and tourists‚ which has never been solved. During the last 30 years numerous planes and ships have disappeared without
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Iron‚ Steel and Aluminium Main sources of iron: * second most abundant metal (5% by mass) in Earth’s crust (fourth most abundant element) * found in rock (a mixture of minerals) as one or more minerals (usually a compound) * if a mineral is of economic importance‚ it is referred to as an ore * iron containing minerals include hematite (Fe2O3)‚ magnetite (FeO·Fe2O3 or Fe3O4)‚ limonite (FeO(OH)·nH2O) and siderite (FeCO3) Alloys: * homogeneous mixtures of metals or metals and
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Q.1: what did Churchill mean in May 1945 by the term “Iron Curtain”? A.1: When Churchill stated “An Iron Curtain is being drawn upon their front.” He means that during 1945 when the war was over‚ he was talking about an imaginary line drawn between communism in the East and the democratic governments in the West. This was to prevent more fighting over the systems; Churchill knew that the Soviet Union were dangerous. Churchill wanted the allies to get to Berlin and take it before the Russians would
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Exercise: Week Six Concept Check The theorem works In any right triangle. A key observation is that a and b are at right angles. Movement in one direction has no impact on the other. The Pythagorean Theorem can be used with any shape and for any formula that squares a number. The Pythagorean Theorem lets you use find the shortest path distance between orthogonal directions. So it’s not really about right triangles — it’s about comparing “things” moving at right angles. The area
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Iron Maiden are an English heavy metal band from Leyton in east London‚ formed in 1975 by bassist and primary songwriter Steve Harris. Since their inception‚ the band’s discography has grown to include a collective total of thirty-six albums: fifteen studio albums; eleven live albums; four EPs; and six compilations. Pioneers of the New Wave of British Heavy Metal‚ Iron Maiden achieved success during the early 1980s. After several line-up changes‚ the band went on to release a series of platinum
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Iron Man 3 Super hero movies have always been a hit when it comes to new releases. Of course‚ director Shane Black can never go wrong in filming another Marvel movie‚ what’s better than having another prequel film of Iron Man named Iron Man 3. The director did an amazing job at catching the audience’s attention. This Superhero sequel proved to make a success after making the $1 Billion mark less than four weeks after being released‚ and in my opinion being one of the most entertaining Marvel superhero
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Iron Curtain The iron curtain wall was built by the Soviet Union it divided Europe into two separate areas. It was built at the end of World War II in 1945. Both sides of the Iron Curtain the states made their own economy and military forces. On March 5‚ 1946 Winston Church made his speech. "From Stettin in the Baltic to Trieste in the Adriatic an "iron curtain" has descended across the Continent. Behind that line lie all the capitals of the ancient states of Central and Eastern Europe. Warsaw
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the area of the Bermuda Triangle; many people make inferences on what they believe is true ‚ but no one actually knows the truth behind it all . The Bermuda Triangle is a triangular area of the North Atlantic Ocean and it lies between Miami ‚Florida; San Juan‚ Puerto Rico‚ and of course the Island of Bermuda. The Bermuda Triangle is 140‚000 Sq. miles in size . (Paranormal Encyclopedia .com) The Bermuda Triangle has become a controversial issue world wide. The Bermuda Triangle is a social issue due
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