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Double Helix X Ray
784 wordsBorn on July 25, 1920 in London, England, Rosalind Elise Franklin was a catalyst to many other scientists in the field of genetics. Using coal and carbon as subjects, Franklin discovered the double helix of DNA, the shape that two linear strands of DNA assume when bonded together. In 1945, Franklin received her Ph. D in physical chemistry from Cambridge University. The next year she went to Paris and worked in the Laboratoire Central des Services Chimiques de Left until 1950 where she concentrat...
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Equipment For From Solutions And Melts
2,773 wordsEquipment for crystallization from solutions and melts The aim of the present work is to present the general knowledge about the equipment which now exists for crystallization from solutions and melts. The research will be based on the extensive study of the scientific literature and other related sources. It is necessary to consider the most important and widely spread kinds of equipment, looking at them from the viewpoint of easy data acquiring. Introduction To start with, it is necessary to d...
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Sulfuric Acid Sodium Bicarbonate
9,780 wordsHow To Manufacture The D Enantiomer Of How To Manufacture The D Enantiomer Of Phenylaminopropane, And 3, 4, methyl-ene-dioxymeth-phenylaminopropane Re: DETAILED METHODS for NON-CHEMISTS METHamphetamine PRECURSS CLEANING/wk UP Extractomania... by Ozbee friends. edited by Placebo INDEX Equipment 2: Ingredients 3: Method step 1: step 2: step 3: step 4: step 5: step 6: 4: Acid/Base 5: HCl-Gassing 6: Note Equipment Various jars, glass vessels, beakers etc PH paper, electronic PH tester Filter paper c...
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Frequently Asked Questions Organic Chemistry
2,291 wordsInstruction Manual The purification process: Recrystallization &# 038; Filtration Jason Williams 09 - 13 - 00 NATS 4310 Table of Contents Preface Chapter 1 Equipment involved and preparation Glassware and accessories Proper sterilization of equipment Safety precautions Chapter 2 Setup procedure before purification Equipment setup Choosing of solvent Chapter 3 Gathering of an unknown compound and the first step: filtration Collection Filtration Repeat Filtration and Cleaning Collection and measur...
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Sulfuric Acid Nitric Acid
11,285 wordsPreparation And Mechanisms Of High And Low Preparation And Mechanisms Of High And Low Grade Explosives EXPLOSIVE FORMULAS Once again, persons reading this material should never attempt to produce any of the explosives described here. It is illegal and extremely dangerous to do so. Loss of life and limbs could easily result from a failed (or successful) attempt to produce any explosives or hazardous chemicals. These procedures are correct, however many of the methods given here are usually scaled...
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