chemical analysis‚ as water softeners‚ commercial products such as shampoos and food preservatives‚ medicine‚ heavy metal detox‚ and industrial applications. Citric Acid is one of the organic acids commonly used as a chelating agent. It is considered an excellent chelating agent that binds metals. It is used to remove lime scale from boilers and evaporators. It can be used to soften water‚ which makes it useful in soaps and laundry detergents. By chelating the metals in hard water‚ it lets these cleaners
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solution in water? (A: 0.767 mol NH3) 5. How many liters of water are required to prepare a solution of 7.25 M MgCl2 from 4.89 moles of MgCl2? (A: 0.674 L) 6. What is the molarity of a solution prepared by adding 58.5 g of NaCl to 230 ml of H2O? (A: 4.3 M NaCl) 7. What is the molarity of a KNO3 solution prepared by adding 151.5g of KNO3 to 300ml of H2O? (A: 5.00 M KNO3) 8. How many grams of NaOH are required to prepare 2.0 liters of 2.5 M NaOH solution in water? (A: 200g
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STORM WATER DRAINAGE MODEL COUPLED WITH FLOOD DEPTH MAPPING: A NEW APPROACH TOWARDS SOLUTION OF URBAN DRAINAGE PROBLEMS Mir Mostafa Kamal* and M Fazle Rabbi** * River Hydraulics Division‚ Surface Water Modelling Centre‚ Dhaka-1206‚ Bangladesh ** Water Resources Division‚ Surface Water Modelling Centre‚ Dhaka-1206‚ Bangladesh ABSTRACT Storm water drainage and its management in many large cities in the world are becoming increasingly problematic. Unplanned or poorly planned urban development along
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Minerals and Water Function Nanette Jones SCI/241 September 23‚ 2012 Augusta Downey This is the major Minerals (macrominerals) and their function and sources. the body need many minerals. Necessary minerals are from time to time divided up into major minerals (macrominerals) and trace minerals (microminerals). These two groups of minerals are equably valuable; however trace minerals are needed in smaller amounts than major minerals. A well-adjusted diet frequently provides all of the
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the deposits left behind by hard water. Limescale is mainly made up of calcium and magnesium. We advise you not to use acetic acid-based descaler (vinegar)‚ as this could have a negative effect on the taste of the coffee. Note: Never use a vinegar-based descaling agent with 8% or more acetic acid to descale the appliance‚ as this may cause damage. (2) citric acid is used mainly for home use‚ for getting rid of lime scale‚(kettles‚ baths‚ toilets)‚ in hard water areas.It is a natural material
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Workplace Safety BUS642: Business Research & Method Tools Instructor: Janice Johnson April 16‚ 2012 In order for a workplace to be a productive and welcoming environment‚ safety must be a priority. The overall plan and execution of safety measures ensure that the staff or workers will be well-prepared and have peace of mind on a daily basis. The best way to handle any bad situation is to properly evaluate the steps and think about scenarios ahead of time. In order to improve safety in a work
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The privatization of fresh water creates a global system of ‘have and have not’s Water privatization creates a world where people ‘have’ access to water and those whom ‘do not have’ access to fresh water. Water privatization schemes throughout the world have a track record of exceedingly high prices‚ creation of water monopolies‚ and deteriorating quality and service and this does support the global system that water privatization creates of have and have not’s. Water privatization can negatively
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where does the water cycle gets its energy from? the water cycle gets the energy from the sun. why do we need the water cycle? since 97% of the earth is covered by salt water we can not drink it. we can remove salt from water but it could be very expensive. how does water get into oceans? when clouds can’t hold any more water it comes as precipitation and lands in the ocean. what is the water cycle made up of? it is made up of six different traits. condensation‚infiltration‚runoff‚ evaporation‚ precipitation
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English 3 Research Paper Water Pollution: A Global Problem In 2009‚ the International Coastal Cleanup (ICC) collected 3.4 million kg of marine debris worldwide; 10.2 million individual pieces of rubbish in 108 countries. Water pollution is everywhere and is a continuing problem caused by our careless behavior‚ which needs to be stopped. It is affecting people as well as animals all around the world. First‚ water pollution causes many problems all over the world that effect marine life as
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DIPLOMA IN HEALTH AND SOCIAL CARE Level 3 Promote and Implement Health and Safety in Health and Social Care 4222/306 HSC 037 Second submission. LEARNER NAME Gill Ball LEARNER WORK-BASE Timberdine City & Guilds REG. NUMBER PRC8727 ASSESSOR’S NAME Sue Francis Assessment Centre Number: 024995 Worcestershire County Council Learning‚ Development and Well-being Vocational Assessment Centre County Hall Spetchley Road Worcester WR5 2NP Guidance for Learners on completing their workbooks If you
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