materials fields. Temperature of ball mill has an important impact on the quality of products. To understand the issue of temperature control of ball mill can better finish grinding. Temperature of ball mill is big issue. Appropriate temperature must be set in production. Temperature not only affects the properties of ball mill material but also the grinding performance of grinding materials. The normal temperature of ball mill is high and there are many reasons‚ such as friction between materials
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MANAGEMENT CASE describes a real-life situation faced‚ a decision or action taken by an individual manager or by an organization at the strategic‚ functional or operational level HCL: Facing the Challenge of the Laptop Market Jaydeep Mukherjee and Mahalingam Sundararajan M r. Ajai Chowdhry‚ Chairman and CEO at HCL Infosystems Limited‚ a major technology hardware player in India‚ was pondering upon the company’s marketing strategies to build its laptop sales in 2010-111. Driven by powerful
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different individual factors. However‚ with the overall averages at 237 for no distractions compared to 315 for distractions‚ our team’s hypothesis still holds true that distractions greatly affect reaction time. Our experiment demonstrated to us that there are two factors intertwined in influencing reaction time: the distraction itself and the individual’s ability to react while distracted. For example‚ a cellphone app and the individual’s ability to use that app. This is evident by our second participant
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The purpose of this experiment is to measure the effects of changes in temperatures and pH on enzyme activity in skeletal muscle‚ particularly the activity of lactate dehydrogenase (LDH). LDH is a glycolytic enzyme which converts pyruvate to lactate in the following equation: LDH Pyruvate+ NADH ------------ Lactate + NAD The reaction above can move in both directions‚ forward (favored
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Chemical reactions can happen slowly or fast. The speed of the reaction rate can be changed. Some of the factors that can affect the reaction rate are surface area‚ temperature‚ and concentration and pressure. Surface area is the exposed‚ outer layer of a solid. Increased surface area increases reaction rate because more particles on the surface of a solid come in contact with the particles of another substance. For example‚ if you place a donut stick into water‚ the donut will react slowly with
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Kinetics Factors Affecting Reaction Rate OVERVIEW Chemical reactions occur at different rates. In this experiment you will consider some of the key factors that influence the rate of a reaction: nature of reactants - particle size temperature concentration catalysts According to the collision theory‚ the rate of a reaction depends on the frequency of collisions between reacting particles. The more frequent the collisions‚ the faster the rate of the reaction. However‚ in order for the collisions
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the substances used in respiration (sugar or oxygen) and the waste products created. The breakdown of glucose also releases carbon atoms‚ which become available for biosynthetic reactions‚ enabling the yeast to grow and reproduce by budding or fission. The rest of the carbon ends up in the by-products of these reactions‚ such as carbon dioxide‚ ethanol‚ and other more minor
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Part I – Relation between BI rate and banks interest rate A. BI rate We take the BI rate‚ as the variable being estimated‚ from the period of 2006 until 2012. We then take the average rate in each year‚ rather than taking the rate in each month. As a note to the year 2012‚ we take the average rate that ranges only from January until August. Figure 1. BI rate (Percent per Annum) Source : Indonesian Financial Statistics‚ Bank of Indonesia‚ http://www.bi.go.id/web/en/Statistik/Statistik+
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Amylopectin The absorbance value(x) read from cuvette containing starch and water represents the total amount of starch-iodine complex. The absorbance value(y) read from cuvette containing starch‚ water and α-amylase at the respective temperature or pH represents the amount of starch-iodine complex which is left after the enzyme has hydrolyzed the starch.In order to get the amount of product;P (maltose and glucose) formed‚ need to subtract the (y) value from the (x) value.
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An investigation to compare the reaction rates between potato and hydrogen peroxide against liver and hydrogen peroxide through loss in mass. Background information: Catalase is an enzyme that is found in all cells. This means that it is an intracellular enzyme. And enzyme is a biological catalyst. A catalyst is some thing that speeds up a reaction without being changed itself. Because of this enzymes and catalysts can be used again and again. Enzymes are protein chains that have a primary‚ secondary
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