A small amount of the unknown (approximately the tip of the spatula was used for all the pigments) was added into each clean dry test tube. For the first test 1 mL of 3 M of HNO3 was added. As soon as the acid came into with the solid‚ the pigment was observed to dissolve while also turning the solution into a pale clear colour. The same amount was used for the HCl reagent. As soon as the acid touched the pigment it yielded in a clear solution (solid dissolved after a few shakes). When the KI was
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HIV and AIDS Have you ever wondered what HIV or AIDS are? HIV stands for human immunodeficiency virus. It causes AIDS which stands for acquired immune deficiency. These viruses attacks the immune system and can cause you to die because it attacks your helper T cells. There are no cures‚ but you can take medication to help with the symptoms. AIDS and HIV are STD. When one person has AIDS and you have contact with that person they can transmit that disease to you. Another way you can develop AIDS
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Informative Title Authors*‚ Partners Name(s) Teaching Assistant(s)/Instructor Date Submitted Section Number ABSTRACT | Brief Description/Abstract State Final Results and overall objective of the experiment. Insert an image for a graphical abstract right above your text to grab your reader’s attention! | Introduction: Include any pertinent background information needed for a reader to understand your experiment and results. Include any equations that may be encountered and
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ENGL 227 Formal Report Instruction English (Professional Writing) - *Note this assignment has 2-parts‚ but only part 2 is needed!! In this assignment‚ students will work independently to write a short formal report that analyzes a situation and provides recommendations. This course project will satisfy TCOs 4‚ 6 and 8. Overview In this assignment‚ students will analyze two possible career choices [Healthcare I.T. (Systems Analyst) and Database Administrator]‚ and then write a formal analytical
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AUDIO AND VISUAL SIGNAL: THEIR USES IN COMMUNICATING IN BUSINESS AND INDUSTRY Introduction: The word “Signal” is derived from the Latin word “signum”‚ which means a mark or sign. It is simply means transmitting information using different ways. Signal Communication is the method or means of conveying information of any kind from one person or place to another. The Means of Communication is the medium by which a message is conveyed from one person or place to another Agency of Communication
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Effect of using mathematics teaching aids in teaching mathematics on the achievement of mathematics students NAME: OGUNSHOLA STEPHEN ADESHINA MATRIC NO : 081004105 SUPERVISOR: MR OPARA CHAPTER ONE: INTRODUCTION 1.1 Background to the Study Mathematics is the foundation of science and technology and the functional role of mathematics to science and technology is multifaceted and multifarious that no area of science‚ technology and business enterprise escapes
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A formal report is a methodical presentation of a subject or an action which includes summaries of important points as well as appendices of tangential and secondary points. In simple words‚ a formal report is used to formally document the outcomes of an experiment‚ a design or an information which can provide the readers a clear understanding of why and how the experiment or action is done and what it concludes. Apart from readers understanding‚ a formal report is also prepared in order to record
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Lab #5-Enzymes NAME DATE LAB PERIOD Introduction Enzymes are proteins‚ though highly complex and diverse‚ they serve one basic function; to work as an organic catalyst. A catalyst‚ as defined by Merriam-Webster dictionary‚ is a substance that enables a chemical reaction to proceed at a usually faster rate ("Catalyst-Definition and more."). They function by reducing the activation energy‚ or energy required to start a reaction. The way enzymatic reaction works cannot be altered‚ but the
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School December 13‚ 2011 Formal Lab Report Introduction: This lab addresses how people’s metabolism directly affects their performance when faced with a situation that involves exercise for one‚ and two minutes. Using and understanding Cellular Respiration is something you will need to learn before you can fully grasp this Formal (Lee‚ Susan. Bio Home. N.p.‚ 15 Feb. 2005. Web. 9 Dec. 2011. <http://biology.clc.uc.edu/courses/bio104/cellresp.htm>.) Lab Report. First of all‚ you will need
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Angelina Mass-Valderrama CHM1032 summer ‘12 Graphing and Estimating Formal Lab Report Introduction: Today scientists put acquired data into a form of a graph. This said graph is designed to help make predictions and furthermore‚ study and understand the experiment and its contents at hand. The Graphing and Estimating lab involves just that. The lab is designed to collect data from several tests involving burn time of a candle. Oxygen‚ O2‚ is a kind of gas. A lot of the air we breathe
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