• Lab Report on Acids and Bases
    turned from blue to red when added into hydrochloric acid. | * There was no change in reaction and appearance for both the sodium hydroxide and the blue litmus paper. In addition, a reaction did not occur. | | Hydrochloric Acid (Part A: Acids) | Sodium Hydroxide (Part B: Bases) | Conductivity...
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  • Reactions Lab
    Combustion Reaction the isopropyl alcohol will burn, thus creating heat, and energy. Materials: Bunsen Burner, and lighter Part 1 Part 2 Part 3 -Steel wool - Copper (II) Sulphate...
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  • Physics Lab 1 - Determing Perimeter/ Uncertainties
    Determining Perimeter, Area of a Standard Paper Sheet, Determining Minimum Reaction Time, Uncertainty and Their Propagations Abstract: We conducted two experiments aimed at learning data collection, presentation, interpretation, experimental uncertainties along with their propagation, writing of...
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  • Stoichiometry
    reaction. For example, hydrogen and oxygen react together to produce water. The balanced equation for the reaction is 2H2 + O2 → 2H2O This equation indicates that whenever hydrogen and oxygen react together to give water, 4 parts by mass of hydrogen react with 32 parts by mass of oxygen to give...
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  • The Effect of Tempature on Enzyme Activity
    Reaction chamber • Filter paper disks • Forceps • Ring stand & clamp • 10mL graduated cylinder • 100mL graduated cylinder • 3% hydrogen peroxide (H2O2) • pan (water bath) • Hot plate (along with heat protectant gloves) • Ice • Thermometer • distilled water Procedure: 1. Work as a...
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  • Writing a Reaction Paper
    Writing a Reaction Paper v A reaction paper is an analysis and an evaluation of the material presented. v In a reaction paper, make sure to give a detailed overview of the experience and tell what exactly was taken out of the experience. v A reaction paper should be more than a simple summary of...
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  • Biology
    ] June 2007 Paper 2 2 (a) Describe how enzymes take part in chemical reactions...
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  • Nonexistent
    GUIDELINES FOR WRITING A REACTION PAPER I. Preliminary Parts The first part of your paper should include a precise identification and description of the subject of your paper (lecture, exhibition, etc.) 1. Specify the title, location, date, author or speaker any other information that you think...
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  • sample notice for conference
    Guide to Making Reaction Papers Every discussion class requires a Reaction Paper from every student (including Discussion Leaders).  Each paper is worth a maximum of two points. Papers must be submitted in person at the beginning of the class period in which they are due. Purpose:  Reaction...
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  • Measuring Effect of Enzyme
    the reaction from taking place. Hydroxylamine hydrochloride is a known competitive inhibitor of the catalase/hydrogen peroxide reaction. Purpose: In this lab you will measure the time it takes for a disc of filter paper soaked with varying concentrations of the enzyme catalase to float to the...
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  • Complex Formation and Precipitation
    universal indicator paper. 2. Each solution was determined whether it is acidic, basic or neutral. 3. The main ions present in solution and acid-base equation for each solution was recorded. * PART C: PRECIPITATION REACTIONS (PHOSPHATES) 1. 1 cm3 of each of potassium chloride...
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  • reaction paper
    due. Purpose: Reaction Papers have a three-part purpose. First they are intended to demonstrate your comprehension of the assigned readings that will be discussed in class on discussion days. They will help you keep track of important ideas that you will need to review again in preparing...
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  • Determining the Limiting Reactant and Percent Yield in a Precipitation Reaction
    Bottle (distilled H2O) Filter paper Funnel Iron ring Ring stand Procedure: Part I: The Precipitation Reaction (Day 1) 1. Obtain two clean, dry 25 mL graduated cylinders and one 250 mL beaker. 2. In one of the graduated cylinders, measure 25 mL of the Na2CO3 solution. In the other...
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  • Observations of Chemical Changes
    conducted by placing two drops of a substance in one well of the well-plate-96 followed by two equal sized drops of a second substance to produce an observable reaction (or lack thereof). Exceptions included part C where one drop of BTB (bromthymol blue) was used and part E where an additional drop of...
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  • Chromatography Lab
    the light independent reaction. The light dependent reaction takes place in the thylakoid. This reaction has to be in the light because in it the light energy is converted to chemical energy. Water, ADP, NADP+, and lastly sunlight are used in this part of photosynthesis. A lot of pigments are...
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  • enzyme lab
    Effects of Concentration Purpose: the purpose of this part of the lab is to see the effects of enzyme concentration on the reaction rate. Part 2: Effect of Substrate...
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  • Tasds
    How To Write a Reaction Paper Purpose: Reaction Papers have a three-part purpose. First they are intended to demonstrate your comprehension of the assigned readings or exercises. They will help you keep track of important ideas that you will need to review again later. Most importantly, they...
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  • Identifying Biological Macromolecules in Food Lab
    from the reaction with the Biuret solution 4 Starch Clear to Blue tint There is no proteins in the contents because there was no colour change revealing the presents of proteins Part 2: Test for Starch Iodine Test for Starch Test Tube Contents Colour Change Conclusions 1 Starch suspension...
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  • Chemistry Study
    base containing copper. We could use copper oxide or copper carbonate, for example. The second part of the name is 'sulfate', so we need to use sulfuric acid. Here are word equations for those reactions. copper oxide + sulfuric acid → copper sulfate + water copper carbonate + sulfuric acid...
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  • Labpaq Experiment 1
    Name: |Date:| Exp 1: Observations of Chemical Changes|Lab Section: | Data Tables: Part 1: |Chemicals|Well No.|Observations of the Reaction| A.|NaHCO3 + HCl| H12|White and bubbled slightly and settled down to smaller smaller bubbles| B.|HCl + BTB| H11|Golden yellow; looked darker under the...
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