"Sodium acetate" Essays and Research Papers

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    Titration

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    Redox Titration Analysis of a Commercial Bleach A. Purpose ! ! ! To review oxidation-reduction reactions and their stoichiometry. To learn the concept and technique of redox titration. To determine the percent (m/v) of an active ingredient‚ sodium hypochlorite (NaOCl)‚ in a commercial bleaching agent. B. Theoretical Background Whereas acid-base reactions involve the transfer of a proton‚ oxidation-reduction or redox reactions involve the transfer of electrons from one substance to another

    Free Oxidizing agent Sodium Iodine

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    fumaric acid by heating an aqueous solution of maleic acid in the presence of hydrochloric acid. The hydrochloric acid serves as a catalyst of the reaction. The properties of two acids are then compared. Chemicals Maleic acid‚ magnesium ribbon‚ sodium carbonate‚ concentrated hydrochloric acid‚ bromine water‚ pH paper Apparatus 100cm3 and 250cm3 beakers‚ watch glass‚ apparatus for suction filtration (Büchner funnel and filter flask)‚ melting point apparatus‚ 25 cm3 measuring cylinder Procedures

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    The  Stereochemistry  of  Bromine  Addition:     Bromination  of  trans-­Cinnamic  Acid   Pitak  Chuawong   Objectives   1. To  perform  bromination  of  trans-­‐cinnamic  acid   2. To  investigate  stereochemistry  of  bromination  reaction     Introduction   Alkenes   undergo   electrophilic   addition   to   give   alkyl   halides.   When   bromine   is   used   as   a  

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    Investigatory Project

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    Presence of Insecticides & Pesticides in Fruits & Vegetables SCHOOL : K .V N T P C CHEMISTRY PROJECT REPORT STUDY THE PRESENCE OF INSECTICIDES AND PESTICIDES IB FRUITS AND VEGETABLES Name : Class : Reg. No : Examiner Teacher-in charge. CERTIFICATE This is to certify that the project was done by …………………………… Reg. No ……………….. Is in partial fulfillment of Chemistry Practical Examinations

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    observed. When I added HCl to the Mg‚ I observed it fizz‚ turn to gas‚ and get really hot. Another example is when I added heat to the Cu(NO3)2 it dissolved‚ turned green and started turning into gas. D - Classify the following properties of sodium metal as physical or chemical: Silver metallic color – physical Turns gray in air – chemical Melts at 98oC – physical Reacts explosively with chlorine - chemical E - Classify the following changes as physical or chemical: Water freezes

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    Carbon and Its Compounds

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    water pollution. Identify A & B. 6. An organic compound P with molecular formula C2H6Ois an active ingredient of all alcoholic drinks. It is also used in medicines such as tincture iodine‚ cough syrups. Identify `P`. Drop a small piece of sodium into the test tube containing `P`.A new compound `Q` is

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    Cured Ham

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    Title: Production of Quick Cured Ham Objectives: General: To preserve meat using chemical methods. Specific: 1. to produce ham. 2. to compute the amount of chemicals preservation agents needed to preserve meat. 3. to learn food safety practices in handling meat and its preservation. Materials: Meat Material: Weight (gms.) Pork pigue‚ boneless‚ skinless 1.0 kg Ingredients Household Measure Weight (gms.) Pumping Pickle Solution (1.0 kg. meat) Refined Salt Curing Salt Refined Sugar Phosphate

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    HKDSE CHEMISTRY – A Modern View (Chemistry) Experiment Workbook 5 Suggested answers Chapter 52 Importance of industrial processes Chapter 53 Rate equation Experiment 53.1 Determining the rate equation of a reaction using method of initial rate (A microscale experiment) 1 Chapter 54 Activation energy Experiment 54.1 Determining the activation energy of a chemical reaction 3 Chapter 55 Catalysis and industrial processes Experiment 55.1 Investigating the action of a catalyst 6 Experiment

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    Flame Tests

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    its flame test. Purpose Observe the characteristic colors produced by certain metallic ions when vaporized in a flame. Identify unknown metallic ions by means of its flame test. Hypothesis The hypothesis for this experiment stated that the sodium ion would color the flame in yellow‚ the potassium ion would color it in lilac‚ the lithium ion would color it in carmine‚ the calcium ion would color it in brick red‚ the barium ion would color it in apple green‚ and the copper ion would color it

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    Chem 101 Lab 1

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    how we were able to find the limiting reagent in this lab. A limiting reagent is the chemical that will be used up first. Many calculations had to be made throughout this lab. Some of the calculations we made were finding the amount of moles of Sodium Hydroxide and Calcium Chloride from the eight different test tubes. Sunny Patel Chem 101 10-13-09 Discussion and Conclusions The whole purpose of this lab was to apply stoichiometry to a chemical reaction. Our calculations all depend on

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