Food Chemistry 138 (2013) 227–233 Contents lists available at SciVerse ScienceDirect Food Chemistry journal homepage: www.elsevier.com/locate/foodchem Analytical Methods Determination of volatile N-nitrosamines in meat products by microwave-assisted extraction coupled with dispersive micro solid-phase extraction and gas chromatography – Chemical ionisation mass spectrometry Man-Chun Huang‚ Hsin-Chang Chen‚ Ssu-Chieh Fu‚ Wang-Hsien Ding ⇑ Department of Chemistry‚ National Central
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With the introduction of the theme of struggle and determination‚ come great stories. The human race takes pride in what they have accomplished throughout their existence. As they are highly regarded for their accomplishments‚ they leave a legacy that will never be taken for granted. Ernest Hemingway’s The Old Man and The Sea‚ highlights those key components of struggle and determination. The protagonist‚ Santiago prevailed even in times of hardships and doubts; as a result‚ he was highly regarded
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attributes (e.g.‚ try to avoid broad terms like ’quality ’)‚ selected on the basis of your depth interviews (attributes that are frequently mentioned by your respondents). Since there are two brands altogether (e.g.‚ two different brands of soft drinks)‚ you need (a) 10 items to measure bi (these items are brand specific); and (b) 5 items to measure ei (these items are not brand specific). Important: When choosing the main brand (that is‚ the brand you are consulting
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Sports Drinks vs. Water Some people think sports drinks replenish your fluids better than water while playing sports. Some say water replenishes better than sports drinks. According to some scientists sports drinks include many sugars and electrolytes that water does not have. Others say that those sugars and electrolytes actually dehydrate more than they hydrate. They say that water is much better than these drinks. Sports drinks are being used by people who are not even active‚ they just like
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| | | |Chem201L | | Determination of an Unknown Compound using Mixed Melting Point Method Winnie Adrian Ibanez‚ Jerome Allan Japitana‚ and Dante Jimenez III Group no. 7‚ 2Chem a Department of Chemistry‚ College of Science‚ University of Santo Tomas‚ España‚ Manila‚ 1015
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Evaluation of Some Energy Drinks Mark Joseph A. Euste*‚ Grainor M. Palaroan‚ Amante T. Ama Camarines Sur National High School Engineering and Science Education Project Peñafrancia Ave.‚ Naga City *Corresponding Author: mrkjsphst@yahoo.com Abstract Energy drinks are beverages which contain chemical constituents that are said to improve physical and mental performance. Most of them primarily contain varying amounts of caffeine‚ guarana‚ ginseng and taurine. This study aims to provide a critical
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PRE - DETERMINATION 1. One day‚ you feel as if you are going to meet someone. Fortunately‚ you meet that person on the same day. But my question is‚ “How did you feel that you will meet that person that day?” 2. Few incidents in our life happen accidentally‚ but you will feel as if the same incident has happened already‚ but you won’t be able to remember when exactly it happened! My question is‚ “Was that feeling real?” A solution to all such questions is this “THEORY OF PRE-DETERMINATION”. This
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Self-Determination Theory – How Do You Feel? PSYC3520 - Intro to Social Psychology Social Psychological Theory April‚ 2014 What is the Self-Determination Theory? “Self-determination theory (SDT) is a macro theory of human motivation and personality‚ concerning people ’s inherent growth tendencies and their innate psychological needs.” (Deci & Ryan‚ n.d.) In short‚ it is our motivation in the choices we make that exclude outside influences. This theory of motivation
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10/19/2011 Akruti Patel Lab Report #4: Determination of a chemical formula: the empirical formula of Magnesium Oxide 1. Purpose: Determine the empirical formula of magnesium oxide from the percent composition (this can found using the Analytical Method and the Synthesis Method). 2. Introduction: In the late eighteenth century‚ combustion has been studied extensively. In fact‚ according to Steven and Susan Zumdahl‚ Antoine Lavoisier‚ a French Chemist‚ performed thousands of combustion experiments
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GRAVIMETRIC DETERMINATION OF SULFATE Purpose You will be given a solid powder‚ which has been dried to constant mass. The sample is water soluble. The purpose of this experiment is to determine the concentration of sulfate in your solid sample using gravimetric analysis. Background Gravimetric Analysis The goal of most quantitative chemical analysis measurements is to estimate the relative abundance of an analyte in a chemical sample. For solid and liquid samples‚ a very common expression
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