Methods: Sampling for the fouling community was taken at Bodega harbor during low tide. The main dock constituted as the transect for which measurements were taken. Quadrats were placed along the main dock‚ quadrats used in this experiment were .3m x .3m. In total there
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Robert Johnston Comm 1110 – Public Speaking Ms. Shawna Warner November 6‚ 2012 Informative Speech Final Preparation Outline Topic : Should the U.S continue to supply large amounts of foreign aid to other countries when our economy is suffering ? General Purpose : To Inform Specific Purpose : To inform my audience of the pros and cons of the amounts and need for foreign aid Central Idea : While many people believe that the U.S. should not provide foreign aid during this economic downturn
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Waste Minimization Techniques Mike Lancaster Green Chemistry Network Waste Treatment Cost of Waste PREVENT TREAT & DISPOSE DISPOSE Cost of Waste Legislation 1900 2000 1 Waste Minimization Techniques • • • • Prevention is better than cure Get it right at the R&D stage Chemists do not have all the answers! The answer lies within a multi-disciplinary team – – – – – chemists chemical engineers production business health‚ safety‚ environment specialists
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PAHANG TRIAL 2009 EXAMINATION CHEMISTRY PAPER 2 MARKING SCHEMES SECTION A - Structural Questions: Question 1. (a) (i) The presence of isotopes 1M (ii) Let the abundance of 63X be a %. The % abundance of 65X. = ( 100 – a ) 1M Relative atomic mass = ( 62.93 x a) + ( 64.93 x ( 100 -a) ) 1M
Free Atom Electron Covalent bond
MediShield. I am sure many would welcome this. But it will inevitably lead to over-consumption. We need a carefully considered‚ and calibrated approach. Remember that after government subsidies‚ we have our 3Ms – Medisave‚ MediShield and Medifund‚ to help defray our medical expenses. The 3Ms allow us to first look after ourselves and our families through savings (Medisave). The second line of defence is the pooling of risks to pay for larger bills (MediShield). And if all else fails‚ to tap on the
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coming years. The report also includes a discussion of the key vendors operating in this market. To Get details: http://www.bigmarketresearch.com/global-office-stationery-supplies-and-services-market The key vendors dominating this space include 3M Co.‚ OfficeMax Inc.‚ Office Depot Inc.‚ and Staples Inc. The other vendors mentioned in this report are ACCO Brands Corp.‚ Best Buy Co. Inc.‚ Cross (A.T.) Co.‚ Kate’s Paperie Ltd.‚ Lyreco Group‚ Osbornes Stationers Ltd.‚ Paperchase Products Ltd.
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phases of animal tissue in micro centrifuge. Materials 1. Fresh tissue of animal ( fish ) 2. Mortal and pestle‚ 3. Petri dish 4. Lysis buffer 5. 1.5mL centrifuge tube 6. Phenol : chloroform (1:1) 7. Proteinase K 8. 3M NaOAc (ph 6.0) 9. Absolute ethanol 10. 70% ethanol 11. TE buffer / distilled water Procedure 1) Fresh fish was cut to 0.5cm 2) Fish tissue washed with 70% alcohol 3) Wetted the tissue with a few drop of 70% of alcohol (
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1.1. Geological and geographical setting Ras El Hekma area is a part of NW coast of Egypt‚ it lies on the Mediterranean Sea west of Alexandria City for about 220 km‚ it seems as triangle headland extending into the Mediterranean sea for about 15 km‚ it covers about 230 km² (Fig.1). Fig.1: Location map of the study area and selected field surveying sites The major geomorphic features of Ras El Hekma area are oriented in E/W direction‚ parallel to the present shoreline. The geology of the study
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=137seconds Rate of reaction=n(I2)/t =(1.25*10-5mol/137sec) =9.12*10-8mols-1 [H2O2]: C1V1=C2V2 0.8*1=C2*99 C2=8.08*10-3M [I-]: C1V1= C2V2 0.025*10=C2*99 C2=2.53*10-3M [H30+]: C1V1= C2V2 0.36*35=C2*99 C2=0.127M [S2O32-]: C1V1= C2V2 0.0025*10=C2*99 C2=2.53*10-4M Part B-Results and calculations B4 (i) n(S2O32-) = 0.0025*(5/1000)
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EXPERIMENT : Iron in Breakfast Cereal by Atomic Absorption Spectroscopy OBJECTIVES : 1) To determine the actual iron content of different brands of cereals 2) To compare the experimental results with the values listed on the manufacturer’s labels. INTRODUCTION : Iron is one of the important minerals that is required for our bodies to function properly. Most of the iron in our body is found in the blood such as haemoglobin‚ approximately 60 -70% of the human body’s iron is found
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