Abstract-Timur Solid phase extraction is a sample preparation technique that overperform liquid /liquid extraction in its efficiency‚ labor intensity and waste disposal. The purpose of this lab is to learn how SPE can be used to identify trace amounts of Vanillin. Stock solution of vanillin in water with concentration of 50 ppm was prepared. Four solutions with concentration of 5 ppm‚ 1 ppm‚ 0.5 ppm and 0.1 ppm were made from stock solution. UV-Vis spectra of standard solution was recorded at 229
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transcript is based on material in Skills for Success: The Personal Development Handbook‚ by Stella Cottrell. Creative thinking can benefit any aspect of life‚ including academic study or our working day. All too often‚ we act as if creativity were the preserve of a special breed of people – great artists‚ musicians‚ designers and inventors. However‚ you don’t need to be good at drawing or painting or music in order to be creative. Because of this misperception‚ we can tend to underestimate our own
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What are the defining characteristics of the golf equipment industry? What is the industry like? Even though golf had grown to be a sizable part of the U.S. economy‚ the golf equipment industry was faced with serious troubles in 2008. The convergence of a variety of serious hazards to the industry had caused the retail value of the golf equipment industry to decline from approximately $4 billion in 2000 to about $3 billion in 2003. Golf equipment sales had rebounded to an estimated $3.8 billion in
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organisation’s mission and purpose Our organisations mission and purpose is to achieve full compliance with the energy performance of buildings directive (EPBD) 1.3 Compare how the organisation works with other different types of organisations Our organisation works differently to other types of organisations because we don’t actively advertise in any way‚ as we do not buy or sell anything and there are only 10 other organisation in the uk that provide the same services as we do and we are the largest
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Introduction I am require to review a play activity that I used my observational skills to plan for. I decided to do indoor art activity‚ which was making a Robin. Children by doing this activity may learn the textures and colours‚ and they will use a hand and eye co-ordination. The Intellectual‚ Physical‚ Language‚ social and emotional observations allows the adult to find out what children understand‚ how they think‚ what they are able to do‚ and interests are. This information helps the adult
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Applications DJ Equipment Overview DJ equipment is a device for playing back‚ mixing‚ and scratching music from CD and audio data as if they were from a vinyl record. DJ equipment is mainly made up of two DJ players and one DJ mixer. Although mainly used in North America and Europe until now‚ recently sales numbers of DJ equipment are increasing in emerging countries such as Russia and Brazil. In addition‚ although mostly used by businesses such as discos‚ due to the appearance of low-cost products
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How does ICT Support Children’s Learning & Development T he technical advances of the last thirty years and the introduction of the internet‚ globalisation has made the world a smaller place and Information and Communication Technology (ICT) has become increasingly important part of everyday life. Today‚ it is reported that over eighty percent of households have a personal computer (PC)‚ with sixty eight percent Internet enabled. (Marketresearch.com‚ 17/05/09) Subsequently‚ government has
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Namibia Regional Economics: FIN-111 Assignment 1 Question 1 a) Opportunity and sunk cost Opportunity cost is the value of the next best alternative that must be sacrificed when you make a choice and it applies everywhere. For Example: If a person chooses to use vacation time to travel rather than to do renovations on the house. Thus‚ the opportunity cost of the tour could be said to be the forgone home renovations. Sunk costs are costs that were incurred in the past and
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Disc Jockey Equipment 1 Disc Jockey Equipment Disc Jockeys or DJs for short play a selection of music that are pre-recorded from different musicians to their audience. In order for DJs to play music‚ DJs would use equipment to playback the music in which the audience would hear from. The types of DJ Equipment used are turntables‚ DJ mixers‚ crossfaders‚ amplifiers‚ speakers‚ Serato live software with Serato Control‚ and Rane hardware‚ eventually this would create
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Why it is Important to maintain Accountability of Government Property Keeping accountability of your sensitive items is extremely important. Losing any piece of military equipment is a sever mistake that should never be made. Some things are a lot more important than others and need to be kept secure at all times. Losing a sensitive item can cause problems for a lot of people; the soldier who lost it‚ that soldiers team leader‚ squad leader‚ and the unit in as whole. It also puts the security
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