EXPERIMENT # 14: Exothermic and endothermic reactions Date: 25/06/2012 Name: Meagen Reyes Year 11 PARTS A‚ B and C * For the procedures and equipment needed in these experiments‚ refer to page 73-74 in the STAWA Exploring chemistry stage 2 book Part A: solution process (dissociation) Solutions and their chemical equations | Initial temperature (in Celsius) | Final temperature (in Celsius) | Classification(exothermic or endothermic) | Sodium hydroxide NaOH(s) Na+(aq) + OH-(aq) + Energy
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Case report Unilever in Brazil‚ Part II (1997-2007) Marketing Strategies to conquer North Eastern market Group: NAKED Members: Nico Schwendinger Alexandra Klopf Konstanze Horak Elif Kurtulus David Muhr Date: 28 November 2009 Table of contents 1 Introduction 3 2 Problem Statement 3 3 Alternatives 3 3.1 Turn something old into something special 3 3.2 Mix & Mingle to form something new 4 3.3 Keep it simple! 5 4 Issues 5 4.1 How does the
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Water quality and contamination Tijuana R Harvey SCI207 Dependence of Man on the Environment Instructor: Kathryn Garland Nov.3‚ 2014 Water Quality and Contaminants Water being one of our most precious resources we have to question the quality of our water quality and things that maybe contaminating it. Water affects not only humans it affects other living things such as animals‚ plants‚ and aquatic life and hydroelectric machinery. Some would believe that it should be a human right to have clean
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others at risk or harm as a result of their actions CONTROL OF SUBTANCES HAZARDOUS TO HEALTH REGULATIONS (COSHH) 1995 Many settings use chemicals or materials that could be hazardous to health if not used/stored safely and correctly‚ for example bleach and other cleaning substances. The COSHH regulations require settings to list the hazards and consider how they will minimise the risks. FIRE PRECAUTIONS
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| | |Always Store in tightly closed original container in|Always wear protective rubber gloves and avoid |Ensure that bottles and or packaging are empty or | |BLEACH |a dry‚ well ventilated space – Do not store for long|contact with skin‚ eyes and mouth. Use in |drip/drop free if inverted. Less than 5 gallons can| |
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tarp ☼ 4 shirts and 4 pairs of pants ☼ 1 cigarette lighter ☼ 1 quart of rubbing alcohol ☼ 1 gallon of drinkable water ☼ 1 quart of bleach ☼ a mirror ☼ 30 feet of nylon rope Group Task: our CRASH SITE (Biome): Temperate Rainforest 1. (7 Points) Describe‚ in detail‚ what the area is like. Its an area of heavy rainfall. The temperature
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C.) Variable Factors in Fitness Center There are five areas of interest that would be play an essential role in the variable factors for a fitness center. The first interest would include utilities. Lighting and water plays a crucial role in maintaining the livelihood for a fitness center. The fitness center uses water to provide hot or cold showers to their members after workout‚ water fountains are available on almost every hall‚ and not to mention swimming pools and hot tubs that uses large
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solution to the precipitates in column 2. Record your observations. 16.Add 5 drops of 0.2 M Na2S2O3 solution to the precipitates in column 3. Record your observations. 17.To the halides in column 4‚ add 5 drops of starch solution and 1 drop of 5% bleach solution. Record your observations. Save the results of testing the four halide solutions for comparison with tests of the unknown solutions. 18.Obtain an unknown solution containing a mixture of two halide ions. 19.Place 5 drops of the unknown
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Consumer Behaviour of Two Wheeler customer towards Small Cars Introduction "The aim of marketing is to know and understand the customer so well the product or service fits him and sells itself.“ – Peter Drucker. As Peter Drucker puts it‚ a marketer needs to understand Consumer behaviour so that the marketing concepts have the essence of consumer orientation and the emphasis is more on the customer than the product. The core of modern marketing lies in creating meaningful value satisfaction
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short and unfortunate lives and only be let out when tested? Animals are born to be free and be able to enjoy the world around us. So who gave us rights as humans to take that away from them? It’s not fair. How would you like it if someone poured bleach in your eye? Or spluttered something that reduced your skin into ashes? Or imagine sitting in a cage for the rest of your life? They have feelings too…….Some might say that animal testing shouldn’t be banned because it is better to test on them than
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