Polyfunctional Acids and Bases 13A—Polyfunctional Acids -Phosphoric Acid is a typical polyfunctional acid H3PO4 + H2O ( H2PO4- + H3O+ Ka1 = [H3O+] [H2PO4-] = 7.11e-3 [H3PO4 ] H2PO4- + H2O ( HPO4-2 + H3O+ Ka2 = [H3O+] [H2PO4-2] = 6.32e-8 [H2PO4- ] HPO4-2 + H2O ( PO4-3 + H3O+ Ka3 = [H3O+] [PO4-3] = 4.5e-13 [HPO4-2] Ka1> Ka2> Ka3 13B—Describing Polyfunctional Bases CO3-2 + H2O ( HCO3- + OH- Kb1 = [HCO3-] [OH-] = Kw = 2
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Oil Spills: Their Environmental Impact on Our Oceans How do we prevent oil spills? (The last part) Oil spills are the most devastating environmental disasters. On the surface‚ oil spills directly pollute oceans‚ kill sea life‚ and damage the environment we live in. Furthermore‚ oil spills hurt the nation’s health‚ environment‚ tourist and the fishing business. Therefore‚ oil spills impact the entire economy and our standard of living. How do we prevent future oil spills and protect our oceans
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Log on to the web site for the Centers for Disease Control Flu site. http://www.cdc.gov/flu/ On the right side of the page of‚ there is a USA map. Click on the USA maps to answer the following questions. List a few states that currently have only local activity? District of Columbia and Alaska What states if any have widespread activity? Widespread influenza activity was reported by Guam and 46 states (Arizona‚ Arkansas‚ California‚ Colorado‚ Connecticut‚ Delaware‚ Florida‚ Idaho‚ Illinois
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The P/E ratio (price-to-earnings ratio) of a stock is a measure of the price paid for a share relative to the annual net income or profit earned by the firm per share. It is a financial ratio used for valuation. P/E ratio shows current investor demand for a company share. P/E ratio has units of years. P/E is the most popular metric of stock analysis. The reciprocal of the PE ratio is known as the earnings yield. There are various P/E ratios‚ all defined as: P/E ratio = PRICE
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twice in 1 month and monthly is 8% respectively. Mean rating of the various parameters based on the retail outlet on a rating scale. (Out of 5) INFERENCE: * According to the perception of 2 Wheeler owners SSR Filling Station has lowest performance in its forecourt services i.e. wind screen cleaning‚ lube oil check‚ coolant check‚ etc. * It also needs improvement in providing customers with allied facilities such as cleaning lube‚ ATM (if any)‚ machine oil‚ etc. * Its overall performance
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The major profitability ratios are: 1.1.1.1 RETURN ON CAPITAL: Describes the earning capacity of the enterprise and it is measured by the following ratio: Profit before interest and taxation Average operating Assets The Return On Capital ratio measures how well the average operating assets (assets such as debtors‚ cash‚ fixed assets‚ stock) are generating the company s income‚ and is indicative of the management techniques applied by the company to utilise its assets
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The effect of change in organization culture in Dragon Oil v.1.1 (Final Draft) Executive Summary: The dissertation is meant to find a relation between organizational culture and the change in management by means using a valid subject as case study. The author utilized Dragon Oil as the case subject to understand how a relatively unknown oil drilling company has become the talk of the town after going through a change in management around 2008. The dissertation addresses a brief history of
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giving you a related example that most people understand. 2. How did diet affect this disease’s progression? And what was “Lorenzo’s oil”? Why was it special? Diet helped and harmed Lorenzo. Lorenzo’s oil is a 4:1 mixture of glyceryl trierucate and glyceryl trioleate (the triglyceride forms of erucic acid and oleic acid)‚ prepared from rapeseed oil and olive oil. It is used in the investigational treatment of asymptomatic patients with adrenoleukodystrophy (ALD). 3. How did Augusto use modeling
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Oil Spill Group 3 Vera Lois A. Decano Kriceal Viz B. Saldon Mia Tagle Sam John F. Luison Kathe Unabia Chayya Margaret P. Golez Dominic M. Concillo Oil Spill Introduction In the recent years there have been occurrences of oil spills in several locations within our country. Knowing that these have adverse effects on our environment and the ecosystem as a whole‚ we’ve always been in search of ways to counter this major problem. The damages we receive from an oil spill
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The Boeing Company operates in the industry of aerospace and defense. The largest aerospace company‚ Boeing is the #2 maker of large commercial jets (behind rival Airbus) and the #2 defense contractor behind Lockheed Martin. The aerospace and defense industry did suffer the effects of a post-9/11 society. Because of the weakened and fearful tourism market‚ spending on commercial aircraft did decrease. But recently‚ revenues have improved considerably as travelers are becoming more comfortable with
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