"Chromatography of food dyes lab" Essays and Research Papers

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    Organic Food VS Genetically Modified Food Section: Advertising feature Edition: 1 - First Edition AWARENESS of organic products has come a long way over the past 12 years‚ according to Billy Bond‚ owner of Organic Larder. The Malop St grocery store‚ which sells high-quality certified organic and bio-dynamic produce‚ was opened in 2000. Business is booming. Mr Bond said he opened the business when organic products were ``a bit of an unknown’’ in Geelong but his store was thriving as consumers

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    Calorimetry Lab

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    between a food label and and the amount we measure in a lab. For this lab‚ we will be experimentally measuring how many calories are in different types of food. Before we begin the lab however‚ we need to investigate the science behind it. Firstly‚ we need to figure out if this project is even possible. Luna Abdallah et al created an experiment making it possible. To measure the amount of calories in a food‚ you first have to light it on fire. Your homemade calorimeter will trap the heat of the food and

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    Biophysics Lab

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    PSBPP103 Differential Gram’s staining EXPERIMENT NO. 1 AIM: THEORY: Page No: C1 Date: To Gram stain the given bacterial suspension and to differentiate between gram positive and gram negative organism. Visualization of microorganisms in the living state is very difficult‚ not just because they are minute‚ but because they are transparent and almost colorless when suspended in an aqueous medium. To study their properties and divide microorganisms into specific groups for diagnostic purposes

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    Food Wastage

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    FOOD WASTAGE Food waste or food loss is food material that is discarded or unable to be used. Various political organisations and entities have their own definition of what constitutes food waste. The causes of wasted food are numerous‚ and occur at the stages of production‚ processing‚ and retailing. As of 2011‚ 1.3 billion tons of food‚ about one third of the global food production‚ are lost or wasted annually.[1] Loss and wastage occurs on all steps in the food . In low-income countries‚ most

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    Bird Lab

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    Darwin’s Finches Lab    In  this  inquiry  lab‚  we  explored  natural  selection  using  a  laboratory.  We  wanted  to  see  what  was  the  effect  of  the  type  of  food  available  on  the  frequency  of  different  types  of  bird  beaks.  Our  hypothesis  was  that  If the type of the food available changes‚  then the frequency of  beak  types  will  change‚  because  birds  with  beaks  more  suited  to  the  available  food  will  be  more  successful over time.  Variables:  Independent Variable: type of food available 

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    Microbiology Labs

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    MBK Lab 01 – Lab Report Name: ____________________ Section: ___________________ EXPERIMENT 1 TITLE: Observing Bacteria and Blood OBJECTIVE: To gain functional knowledge of microscope operations through practical applications of a microscope in the observation of bacteria and blood. PROCEDURES: Using the microscope‚ an oil immersion lens and observing Bacteria Cultures in Yogurt . Preparing a Blood Slide and observing Blood: After reviewing the section of the manual

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    Bio Lab

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    Bio Lab Report In part II of the Organic Compounds in Foods lab‚ we to examining whether or not the starch in the saltine cracker can chemically break down in sugar with the presence of salivary amylase‚ which is an enzyme found in your mouth which assists in digestion. My group and I were instructed to obtain a saltine cracker from our teacher and chew on it for approximately 2 minutes. After concluding the chewing‚ we then grabbed a beaker and spit our slimy and chewed cracker into it. Subsequently

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    Extraction of Spinach Lab

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    experiment was for each student to use column chromatography to separate plant pigments from spinach leaves. Some goals and objectives were to observe the effect of the increasing polar eluent fractions‚ to analyze the different fractions collected‚ and to correlate the structure of the components with polarity and behavior on a chromatographic column. Background The best method for separating mixtures in organic chemistry is chromatography. Chromatography is the separated of a mixture of two or more

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    Dehydration Lab Report

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    spectroscopy‚ Gas Chromatography and percent yield calculations were used. Equations and Structures 6. References 1. "18. Dehydration of 2- Methylcyclohexanol." Organic Chemistry Lab 2040L. XU Chemistry‚ n.d. Web. 12 Feb. 2013. 2. "Material Safety Data Sheet 2-Methylcyclohexanol." Http://www.coleparmer.com/Assets/Msds/97403.htm. Coleparmer‚ 19 Mar. 1998. Web. 12 Feb. 2013. 3. "Material Safety Data Sheet Methylcyclohexane." Sciencelab.com. Science Lab‚ 09 Oct. 2005.

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    Chem Lab report

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    Mustaqim Ahmed Period 4 September 18‚ 2013 Analysis of Food Dyes in Beverages Purpose: To determine the concentration of dye in a sports drink using spectroscopy and graphical analysis. We will be using beers law to find the unknown concentration of dye in a sports drink. Materials: Beakers‚ 50-mL‚ 2-3 ; Test tubes (13 x 100)mm 3-8 ; FD&C Blue 1 stock solution‚ 50-mL ; Lens tissues ; Pipets‚ serological‚ 10-mL ; Sample of consumer sports drink‚ 10-mL ; Spectrophotometer ; Test tube rack Procedure:

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