period I 5-12-11 Iron-Gall Ink I. Objective: The objective of this lab was to make our own ink and write an elemental haiku. We had to mix numerous amounts of liquids to make the ink. II. Materials: First we needed to get safety glasses to protect our eyes from any chemicals‚ we could have used aprons but we didn’t really need to. A hot plate to heat up the water. 200 ml tap water‚ three 250 ml beakers‚ one heat-proof glass funnel. Filtered paper‚ vinegar‚ hydrogen peroxide‚ a
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The structure of the steel industry The steel industry consists of a large number of producers with an international reach. In 2007‚ 1.34 bn t of steel were produced which‚ together with iron‚ accounted for 65% of the $1‚594 billion global metals and mining market. Iron Ore Mining Industry Coke Direct Reduced Iron Pig Iron Project finance‚ brokers‚ traders & exchanges Steel Industry Secondary steel production EAF Stockholders Primary steel production BOF Standardised
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For the problem 14 the correct answer is “A. June‚ who chose the waffle iron instead.” (Aronson 9ed Chapter 6 Study Guide) I found my answer on page 164. The topic is Distorting Our Likes and Dislikes. The appropriate definition is post decision dissonance which is “dissonance aroused after making a decision‚ typically reduced by enhancing the attractiveness of the chosen alternative and devaluating the rejected alternatives.” (Aronson‚ E.‚ Wilson‚ T. and Akert‚ S. Sommers‚ 2013) The research was
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Structures‚ Biosynthesis and Biofunctions of Iron-sulfer proteins Yiming Chen‚ Brown University‚ May 11th‚ 2011 I. Introduction Iron-sulfur proteins are the proteins which contain iron-sulfur clusters‚ like sulfide-linked di-‚ tri-‚ and tetrairon centers with various oxidative states 1. An excess of 120 distinct types of enzymes and proteins are known to contain Fe-S clusters2. Iron-sulfur proteins are known for the role of the oxidation-reduction reactions of mitochondrial electron transportation
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"Objectivity" in Social Science and Social Policy‚ by Max Weber In this article Weber gives his understanding of the nature of the social sciences and methods of scientific research. The centre question under discussion is how to combine judgement about practical social policy and objectivity. Weber is debating over the validity of the value-judgements uttered by the critique. "In what sense‚ - asks he‚ - if the criterion of scientific knowledge is to be found in the "objective" validity of its
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How did the iron curtain start? Why was it protected by the warsaw pact? Where was the iron curtain at? The term first became popular by Winston Churchill when he used it in a speech in March of 1946. This speech was also considered to be the “announcement” of the start of the Cold War(History.com). At this time the term was first used to refer to the actual metal barrier that cut the continent in two‚ but it soon became a reference to the ideological barrier also. The iron curtain is a term used
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procedure were applied to the production of iron to improve the way iron was manufactured. On a large scale‚
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IRON ORE DRY BULK TRADE Demand for dry bulk commodities like iron ore is driven by industrial production and growth requirements. An increase in steel production stimulates the growth of iron ore shipments and also the trade. From early 2000s‚ the iron ore market began a transformation following China’s increasing demand for steel. World production of iron ore exceeded 1 billion tonnes in 2002. International iron ore trade reached record levels at 512 million tonnes (Mt). Price negotiations
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sinter‚ iron ore fines are currently finding market and full recovery of those fines‚ classifying machines‚ hydro cyclones and filters are increasingly used. For getting iron ore concentrates from low grade ore. We provide jaw‚ cone and new kind of mobile crushing plants to form iron ore crushing‚ and jaw breaking machine is often used in conjunction with impact type crusher. Jaw crusher is employed in primary crushing station. It will crush iron ore into little sizes. Thus‚ these little iron ore will
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DCP + CE: An Analysis of Iron Tablets |Pipette Solution |Iron (II) solution | |25 cm3 | |Burette Solution |Potassium Manganate (VII) |0.01 moldm-3 | | | |Trial |1 |2 |3 | | |Burette Readings |Final |11
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