• An Chem Lab1
    Analytical 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...
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  • Animal Histology
    : Molarity of HCl: Unknown Acid Titrations Titration 2 Titration 3 Titration 1 Volume of Unknown: Final Burette Reading: Initial Burette Reading: Volume of NaOH Used: Titration 2 Titration 3 5 Reagent Preparation for Standardization of NaOH Per Section Sodium Hydroxide Pellets...
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  • NaOH Standardization and Titration of an Unknown Organic Acid
    is a monoprotic acid, the moles of acid are equal to the moles of OH at the endpoint of the titration. n (mol) n (mol) OH acid Standardization of NaOH: Last week in lab you prepared a NaOH solution with an approximate concentration of 0.1 M. The first task is to determine the exact concentration...
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  • neutralization titrations
    CH3COOH and CH3COOH&HCl mixture with NaOH. 7 Name surname: Section: Date: REPORT SHEET FOR NEUTRALIZATION TITRATIONS A. Standardization of HCl using Na2CO3 Na2CO3 Replicate Number 1 2 3 4 Na2CO3 (g) Volume of 0.1 M HCl (mL) M HCl ̅𝐬), M Average (𝐱 B...
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  • Acid Base Titrations
    -strong problems, we use the weak acid's Ka value” (http://www.uiowa.edu). Some common formulas and the reaction equations are 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...
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  • Chemistry Eggshell Lab
    eggshell * phenolphthalein * Distilled water * White tile * Paper tray * burette in burette stand * electronic scale Procedure: Step 1: Standardization of the NaOH solution using Standard 0.1M PHP 1. Take 10ml of the given NaOH solution and dilute with 90ml of water...
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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...
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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...
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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...
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  • Chem Manual
    Analysis for Percent Halide (Experiment 2) 28 Standardization of HCl Solution (Experiment 3) 33 Analysis for Percent Ammonia (Experiment 4) 37 Standardization of Na2S2O3 Solution (Experiment 5) 42 Analysis for Percent Cobalt (Experiment 6) 46 Last Day of Lab 50 Appendix I-Use of the Analytical...
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  • Acid-Base Titration essay
    | |Erlenmeyer flask, 250-mL |Lab apron or coat | |Beakers, 250-mL (2) | | Materials |0.100 M HCl (standard solution) |Distilled water | |NaOH...
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  • Chemistry 355L
    . *Error must be propagated for this experiment. Laboratory Report Due 9/28. IV. Acid-Base Titration. 9/23 to 9/30. 1. Preparation and standardization of HCl. 2. Determination of the percent carbonate in an unknown. *Error must be propagated for this experiment. Laboratory Report Due 10...
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  • Unit Plan on Acids and Bases
    base. ▪ Discuss the experiment and its results. ▪ Discuss possible 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...
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  • Hell
    division. 3.) Standardization of Sodium Hydroxide (NaOH) Solution Weigh from a weighing bottle triplicate samples of between 0.4 and 0.6g each of pure potassium hydrogen phthalate (KHP) into three separate 250mL Erlenmeyer flasks. Do not weigh the flasks. Record the masses and label the three flasks in...
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  • lalala
    , how would the volumes change if some of the Na2CO3 were replaced with an equal number of formula weights of NaOH? 4. Why does the pink color at the first equivalence point fade only gradually? 5. What is the primary standard which is used for the standardization of the HCl? 6. What is meant by the "aliquot portion method"? Why is it used in this analysis? ...
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  • Acid Base
    (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 by rinsing it with...
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  • Ap Chemistry Titration Lab
    sold. In this lab, standardizations will be done in the first two experiments and then titration analysis in the third. Standardization of a base (NaOH) using a primary standard (KHP) Standardization of an acid (HCL) with the standard base Titration analysis of unknown acids and bases (antacid...
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  • Chem 120l Course Note
    : Identification of an Unknown Solid Acid Need to Know • Be able to perform simple stoichiometric calculations (like the pre-lab questions) • Know how to do the calculations in the standardization of a NaOH solution with oxalic acid • Know how to calculate the molecular weight of an unknown acid...
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  • Bfjöb
    the sealed bottles in your locker until the second week. Second Week - Standardization of the ~3 M Hydrochloric Acid In order to determine the exact concentration of (i.e., “standardize”) the 3 M HCl solution used as the catalyst, you will titrate the HCl solution with a sodium hydroxide titrant...
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  • CHEM 120L Exam Notes
    simple stoichiometric calculations (like the pre-lab questions) Know how to do the calculations in the standardization of a NaOH solution with oxalic acid Know how to calculate the molecular weight of an unknown acid Know what the different terms used in the manual concerning titrations and...
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