Investigation: Developing an Activity Series for Metal Copper (II)‚ Magnesium and Nickel Tong Wu Question: “What is the effect of solution type and metal type on metal reactivity as measured by whether a chemical reaction has taken place? ” Prediction: *Using metal magnesium as an example illustration I. (Magnesium reacts with lead (II) nitrate) Mg + Pb(NO3)2 Pb + Mg(NO3)2 II. (Magnesium reacts with zinc nitrate) Mg + Zn(NO3)2 Zn + Mg(NO3)2 III. (Magnesium reacts with
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Change in Potential Energy Worksheet 1. A 7.3 kg gallon paint can is lifted 1.78 meters vertically to a shelf. What is the change in potential energy of the paint can? 2. A roller coaster car of mass 465 kg rolls up a hill with a vertical height of 75 m from the ground. What is the change in potential energy relative to the ground? 3. If the car in problem #2 starts at rest from the height of 75 m‚ what will its speed be when it is 5 meters from the ground? What is the change in potential
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ANNUAL REPORT: BRITISH PETROLEUM (BP) RELEVANT ACCOUNTING RATIOS * LIQUIDITY * EFFICIENCY * PROFITABILITY HORIZONTAL TECHNIQUE - (It provides one with a way to compare your numbers from one period to the next‚ using financial statements from at least two distinct periods.) LIQUIDITY RATIOS * Current Ratios: (Difference between current assets and current liabilities) * Acid – Test Ratios: (Current asset less inventories to current liabilities) CURRENT RATIO Current Ratio
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how does the US Economic indicators Effect the Copper Prices : A Quantitative Analysis abhishek jhunjhunwala Economic indicators have major role on the prices of the commodities. A quantitative analysis was done to construct a model to predict the future prices of the commodities. Nineteen economic indicators were considered for our study based on CME rating. The analysis was done on base metals & the results of aluminium are presented here
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In all advanced electronic circuits‚ toxins and hazardous substance are utilized. [1] A smartphone is composed from over 1000 different materials [4]. This article takes a closer look at environmental problems associated with using tin‚ gold and copper for the production of smartphones. Tin is the main component of all solder points on a smartphone printed circuit boards. Most of the tin is produced in China and Indonesia. About one third of all tin production in the world comes from
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Report on Calculation of Inflation in India from 1993-94 to 2009-10 and its Analysis. Submitted By: Heena Vartak Mita Desai Rohan Sardessai Tina Choudhury Vinay Bhasin Vicky Khurana What is Inflation? Inflation is a rise in the general level of prices of goods and services in an economy over a period of time. When the general price level rises‚ each unit of currency buys fewer goods and services. Consequently‚ inflation also reflects erosion in the purchasing power of money –
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3.2 explain the calculation of unit costs and make pricing decisions using relevant information Pricing is depend on the unit costs‚ consumer capability and the breakeven analysis‚ To perform the breakeven analysis and to calculate the unit cost ‚we should consider about the two relevant costs. Those are fixed costs and variable costs. Fixed costs – Costs that will not change with in a period of time . ex- Machineries‚ Insurance. These are the essential costs that should be considered at the
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New mathematical derivations for calculation of ATP yield due to the complete oxidation of different types of fatty acids Banda Venkat Reddy1‚ (Published In Indian Journal of Biochemistry And Biophysics) Abstract During complete oxidation of fatty acids‚ the electrons removed from fatty acids in different forms (FADH2 and NADH2) pass through the respiratory chain‚ driving the ATP synthesis. Generally‚ the total ATP yield due to the complete oxidation of fatty acids is calculated by sum of the
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Footprint Calculation CO2 Emission‚ Energy Consumption and Water Consumption due to Pavement Construction and Usage Darío Enrique Romero Santana Department of Civil and Construction Engineering‚ Western Michigan University 4601 Campus Drive‚ Room G-249 Kalamazoo‚ MI 49008 United States Introduction Footprint is defined as the “measurement of how much land‚ water and natural resources a person‚ city‚ country or humanity as a whole requires to produce the resource it consumes”‚ (Edelman Darym)
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Pencil Beam and Collapsed Cone Algorithm Calculations for a Lung-type Volume Using CT and the OMP Treatment Planning System Methods Measurements have been carried out in both phantom and a specifically designed phantom which simulated human lung volume. Samples were taken from the Lung Planning CT images for 15 patients using the Oncentra Masterplan OMP Treatment Planning System. The X-axis was‚ following convention‚ taken to be horizontal‚ and the Y-axis to be vertical; accordingly‚ abscissa
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