• An Chem Lab1
    Chemistry I Lab report Experiment 1 Cheng Man Ho 11195949D Group 3 Date of experiment: 24/11/2011 Title Determination of alkalinity of Industrial Waste Water Reagent Analytical grade anhydrous sodium carbonate 0.05 M HCl solution Industrial waste water sample Page1 Analytical Chemistry I Lab report...
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  • Animal Histology
    Chem 1252, General Chemistry I Lab Johnson Acid-Base Titrations Introduction Titration is a convenient quantitative method for accurately determining unknown concentrations of solutions. A necessary requirement for its use is that a standard solution (a solution of known concentration) reacts chemically...
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  • neutralization titrations
    quantity of a primary standard a weighed quantity of a secondary standard or a measured volume of another standard solution. As a result, standardization is a process of determining the concentration of a substance in solution by adding to it a standard reagent of known concentration in carefully...
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  • NaOH Standardization and Titration of an Unknown Organic Acid
    NaOH Standardization and Titration of an Unknown Organic Acid Overview: Methods for counting the number of molecules in a sample is a major emphasis of laboratory work. In this experiment we will use the method of titration to count the number of acid molecules in a solution. Measuring mass is a relatively...
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  • Acid Base Titrations
    shown below. Kb = Kw / Ka M1V1 = M2V2 HCL (aq) + NaOH (aq)  NaCl (aq) + H2O (l) CH3COOH (aq) + NaOH (aq)  NaCH3COO (aq) + H2O (l) The NaOH will be the limiting reactant each time, also called the titrant. For each of the acid reactants (both HCl and CH3COOH) the reactions will be broken...
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  • Chemistry Eggshell Lab
    Eggshell Lab Lab Set-Up: Materials: * pipette with pipette bulb * conical flask * 1 beaker * 1 molar sodium hydroxide solution * 2 molar hydrochloric acid solution * 1 funnel * 1 piece circular filter paper * crushed poultry eggshell * crushed farm eggshell ...
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  • titration acid base
    Exercise 6: Acid-Base Titrations Nick Redmond Partner: Stephan Villavicencio Thurs. Section Lab date: March 19, 1998 Report date: April 6, 1998 Abstract: The equilibrium between acids and bases during a titration can be used to determine several characteristics of the acid or the base...
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  • Standardization Chemistry Lab Report
    Standardization of Solution and Titration Lab Report, Preparing a Dilute HCl Solution from a Concentrated One Titrating NAOH Solution with HCl Solution (of Known Concentration) Chemistry lab report(by abdazino abdalla) International College Objective preparing a dilute HCl solution from a concentrated...
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  • Acid-Base Titration essay
    Acid-Base Titration Pre-Lab Discussion In the chemistry laboratory, it is sometimes necessary to experimentally determine the concentration of an acid solution or a base solution. A procedure for making this kind of determination is called an acid-base titration. In this procedure, a...
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  • Chemistry 355L
    and 2:30 to 5:20 PM Lab: CHE 125 Phone: 895-3509 Email: david.hatchett@unlv.edu POLICY ON THE END OF LAB TRANSITION. The laboratory setup is such that section 1 follows immediately after section 2 in the same room CHE 125. Therefore, you are required to have all lab materials put away...
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  • Chem Manual
    Version 6/99 TABLE OF CONTENTS Introduction 1 Outline of Experiments 2 General Procedures 5 Pre-lab Procedures 8 HCl Practice Titration 9 Gravimetric Determination of Chloride 12 Synthesis Procedures 14 Synthesis Procedure I 15 Synthesis Procedure II 18 ...
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  • Unit Plan on Acids and Bases
    errors random and systematic errors ▪ Distinguish between precision and accuracy. ▪ Give guidelines for writing the Lab report ▪ Explain the sections of a Lab report: the abstract, introduction, procedure, discussion, conclusion, and references ▪ Explain reaction between a strong acid...
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  • Chem 1212k Lab Report
    Deborah Bell April 17, 2012 Chemistry 1212K Lab Synthesis Report Introduction In this Chemistry Lab the main objective is to perform accurate chemical analysis for the quantity of elements and compounds in a sample. There will be a compound made then synthesized. The methods used were acid-base...
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  • Hell
    and hose • 1 pint bottle with rubber stopper • Wash bottle • Burette clamp and ring stand • Wire gauze Chemicals: • 19M NaOH (reduced the amount) • Potassium hydrogen phthalate • Phenolphthalein solution • Unknown acid Procedure: 1.) Preparation of a Burette...
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  • lalala
    carbonate small amounts of sodium hydroxide, NaOH, and sodium hydrogen carbonate, NaHCO3, may also be present. Titrating with standard acid, usually HCl, makes it possible to determine the total alkalinity of the soda ash. It is common practice to report the total alkalinity as percent sodium carbonate...
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  • Acid Base
    Hydrogen Phthalate (KHC8H4O4) Distilled Water (H2O) NaOH HCl Phenolphthalein Electric Balance Funnel Plastic Holder Two Stopcocks (2) Procedure: Part I: Standardization of a NaOH Solution 1) To a clean, dry beaker, add about 100 mL of the NaOH solution you standardize. Thoroughly clean a buret...
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  • Ap Chemistry Titration Lab
    10/31/12 Titration Lab Titrations are a very useful method of discovering the amount or concentration of unknown substances. The method is very well suited towards acid-base reactions. Titrations are often used in industry to analyze products to be sold. In this lab, standardizations will be done in...
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  • Chem 120l Course Note
    CuO  If heating doesn't do the trick we add MORE NaOH o Filtration • Filter with a suction filter flask and a Buchner funnel • Wash the CuO with water both to get it out of the beaker and because it is wet with a solution which contains NaNO3 and NaOH, and we want to get rid of it • Part 3: Synthesis...
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  • CHEM 120L Exam Notes
    roll Apparati should be clear of any controls or switches, keep vapours to minimum/take need Extinguishers – on the wall inside each 1st year lab Class A - ordinary combustibles (paper, wood, plastics) Class B – flammable liquids (gas, oil, etc.) Class C – electrical equipment (wiring...
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  • Titration
    strong base NaOH. The strategy will be to dissolve weighed samples of the unknown compound in water and measure the volume of a solution of known NaOH concentration required to complete the neutralization. Using the relationship Volume x Molarity = moles of solute we can calculate the moles of NaOH required...
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