PICRIC ACID (DIRECT DYE): Take about 60 mL of water in a 400 mL beaker. Add 2-3 drops of concentrated sulphuric acid and about 0.5 g of Picric Acid to it. Stir the solution with a wooden stick and warm over a hot water bath. Immerse one piece of each wool‚ cotton‚ polyester‚ nylon and terecot into it. When the pieces are thoroughly wetted in dye solution remove these with the help of forceps. Wash these with the help of warm water till the washing is colourless. Dry the pieces and note the results
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“Will show you evilness‚ you’ll give us your time” Fireside Chats on WW2 edited by Kevin Gamboa -Perez U. Breaking down the Japanese Code Only six months after Japan attacked Pear Harbor‚ another battle took place in Midway. It was the Battle of Midway that involved the United States and Japan. Many people thought it was the turning point in World War II. The battle started in June 4 1942 and ended June 7 1942. The Japanese had superiority in ship and aircraft. So‚ how did
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BIO 113 Spring 2012 - Dr. MJ Bernot Study Guide – Exam 2 Chapter 7- IS AT THE BOTTOM. Bernot wrote it so hopefully it is useful • Describe the structure of DNA and discuss how it facilitates the ability of DNA to act as genetic material • Compare and contrast prokaryotic and eukaryotic chromosomes • Describe the process of DNA replication as a semi-conservative process. Compare and contrast the synthesis of the leading and lagging strands in DNA replication. • Explain
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The History‚ Use‚ and Effectiveness of Medicinal Drugs I. The History‚ Use‚ and Effectiveness of Medicinal Drugs A. Introduction (Pg’s 1-2) II. Aspirin (Pg’s 3-6) A. Its Origin B. Dosages C. Relative Effectiveness D. Side Effects E. Alternate Treatment III. Sulfa Drugs (Pg’s 7-10) A. Its Origin B. Dosages C. Relative Effectiveness D. Side Effects E. Alternate Treatment IV. Antibiotics (Pg’s 11-14) A. Its Origin B. Dosages C. Relative Effectiveness D. Side Effects E. Alternate
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^Definition of Microbiology – the study of microorganisms‚ which are organisms or agents‚ which are too small to be observed with the unaided eye. Objects having a diameter of less than 0.1mm cannot be seen with out the use of a microscope. Why do we study microbiology? Because microorganisms have a close association with us – the microbes are in us‚ on us and everything around us. They are essential for our own survival – we need them‚ they do not need us. Food Microbiology – a field on applied
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Blueprint FOR READING Into • Cat on the Go Human-interest stories are stories that deal with the challenges and joys of coping with the problems of everyday life. Human-interest stories deal with birth‚ the joy and pain of growing up‚ loneliness and popularity‚ poverty and riches‚ and illness and death. Cat on the Go is an example of a story that portrays the human emotions of kindness‚ loyalty‚ and generosity. Though its main character seems to be a spirited cat‚ in reality this story
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NITROSYL CHLORIDE 657 NITROSYL CHLORIDE [2696-92-6] Formula: ClNO; MW 65.459 Structure: Cl—N=O. bent molecule‚ N—O bond distance 1.139Å and N—Cl bond distance 1.975Å Uses Nitrosyl chloride is an important component of aqua regia. It is an oxidizing agent in organic synthesis. It also is used as a catalyst. Physical Properties Yellow gas; heavier than air‚ density 2.3 (air=1); gas density 2.872 g/L; liquefies at –5.55°C; liquid density 1.273 g/mL; freezes at –59.4°C; critical temperature 167°C;
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Exercise 1: Correct Use of the Scientific Method and an Experiment with Macromolecules I. Objectives In this lab‚ students will: a.) Learn how to utilize the Scientific Method to develop a testable hypothesis b.) Generate an effective experimental design from a hypothesis c.) Understand the chemical differences between different macromolecules and how these differences can be used to design tests for each molecule. d.) Identify macromolecules in solutions using chemical analyses. e.) Practice
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Emergency Resuscitation Perioperative Anesthesia Surgical Management Volume 1 TRAUMA Editors William C. Wilson‚ MD‚ MA Clinical Professor Director of Anesthesiology Critical Care Program Department of Anesthesiology and Critical Care University of California‚ San Diego School of Medicine La Jolla‚ California Director of Trauma Anesthesia Associate Director Surgical Intensive Care Unit UC San Diego Medical Center San Diego‚ California‚ U.S.A. Christopher M. Grande‚ MD‚ MPH Executive
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Topic 1: Subject‚ tasks and methods of pathophysiology. General nosology‚ etiology and pathogenesis. 1. A 49-year-old man was suffering 12 years ago from rheumatic myocarditis‚ endocarditis‚ and insufficiency of mitral valve. Examinations showed the absence of inflammatory process‚ sufficient minute blood volume. What is it? A. Pathological reaction B. Pathological process C. Typical pathological process D. Compensatory reaction E. Pathological
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