passed through a converter.The sulphur dioxide is oxidized to sulphur trioxide. 2SO (g) + O (g)→ 2SO (g) b) Optimum conditions used are as follows. (i) temperature: 450。C (ii) Pressure: 1 atmosphere (iii) Catalyst: Vanadium (V) oxide‚ V O c) About 97% conversion occurs under these optimum conditions. 6. Stage III: Production of sulphuric acid a) The sulphur trioxide is first dissolved in concentrated sulphuric acid to form a product called oleum‚ H S O b) Sulphur trioxide is
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the vehicles‚ we suggest installing a 3-way catalytic converter‚ which can oxidize carbon monoxide to carbon dioxide 2CO + O2 ---> 2CO2‚ unburnt hydrocarbons to carbon dioxide and water CxH2x+2 + (3x+1)/2 O2 ---> xCO2 + (x+1) H2O and reduce nitrogen oxides to nitrogen and oxygen 2NOx ---﹥N2 ＋ xO2. Nevertheless‚ the catalytic converter cannot be used on leaded petrol vehicles because Lead will poison the catalyst such as Platinum inside the converter. Indeed‚ there are more possible solutions to
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The Effect of Air Pollution on Human Health Yinghua Cui English 151B - 11 Instructor Terry Taskey May 2‚ 2012 The Effect of Air Pollution on Human Health With the booming of science and technology‚ pollution has aroused wide public concern. Industrial civilization creates tremendous fortune. At the same time‚ automobile exhaust ‚ the burning of waste‚ and a multitude of waste gas is discharged into the atmosphere. Humans live depend on air. Therefore‚ it is undeniable that
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precipitates to see if the solubility rules apply or if there were exceptions. Results: See table below Discussion: I formed an idea of different ionic reactions and how they can differ. Questions: B. Yes C. Carbonates‚ Phosphates‚ sulfides‚ oxides or hydroxides form precipitates. Alkali metal hydroxides are the exceptions. D. Most salts. E. Group one and two cations F. A1. Cobalt nitrate with Sodium phosphate. CO(NO3)2+6 H2O+Na3PO4+12 H2O Na3+PO2Co(NO3)2+18 H2OD5. Ba(N03)2 - NaHC03
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significant figures. 7) Determine the empirical formula of the rodenticide warfarin (a carbon-hydrogen-oxygen compound)‚ which consists of 74.01% C and 20.76% O by mass. 8) Selenium forms two oxides. One has 28.8% O by mass and the other has 37.8% O. What are the formulas of these two oxides? 9) Adenine is a carbon-hydrogen-nitrogen compound with 44.45% C and 3.73% H by mass. It’s molecular mass is 135.14 u. What is its molecular formula? 10) Combustion of a 0.312 g sample of a
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to oxygen at room temperature. Vanadium also doesn’t react with hydrochloric or cold sulfuric acid. However‚ it is reactive with hot acids‚ like hot sulfuric acid and nitric acids. When vanadium reacts with heat and oxygen‚ vanadium oxide is produced. Vanadium oxide is used as a catalyst [2]. Vanadium resists corrosion‚ which acid causes. These acids include alkalis‚ sulfuric acid‚ hydrochloric acid‚ and salt water‚ It oxidizes at temperatures exceeding 660 degree and Its common oxidation states
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The supplement that I chose was Nitric Oxide. This is a very up and coming supplement in the industry and although not many studies have been done on the long term effects many more gym goers are jumping on the band wagon and experiencing the benefits of it. Some history on Nitric Oxide is that it was first discovered in 1772 by Joseph Priestly‚ who called it "nitrous air‚" nitric oxide was first discovered as a colorless‚ toxic gas. Unfortunately‚ the classification of toxid gas and air pollutant
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atmosphere by ________. A) nitrogen dioxide B) ozone C) iron D) AIDS E) ultraviolet light Answer: E 7) When a part of the body is injured‚ substances called ________. are released. A) aspirins B) pain relievers C) nitrogen oxides D) chlorofluorocarbons E) prostaglandins Answer: E 8) The production of smog from the chemical NO requires ________. A) nitrogen B) chlorine C) water D) oxygen E) CFCs Answer: D 9) When scientific information
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In this experiment‚ we have silver oxide and by using a bunsen burner‚ we will drive off all of the oxygen in the compound. We will do this by heating the silver oxide until the substance’s mass stays constant to know when all of the oxygen possible has been driven out. This process will occur through a series of heating and remassing. Silver oxide has many uses from batteries to military purposes. In a silver-zinc battery‚ silver oxide acts as the cathode and zinc as the anode. This battery is
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different ways.” Ingredients such as nicotine‚ carbon monoxide‚ and carcinogens can cause cancer‚ lack of oxygen‚ lower amounts of antioxidants and many more. The third source is the effects of cigarette smoke on plants. “Sulfur dioxide and nitrogen oxide‚ as well as the numerous particulates that are in cigarette smoke can cause plants harm and affect their growth patterns. Particulates stick to the stems and leaves of plants‚ making it more difficult to absorb light.” The next source talks about
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