• Burning Magnesium Lab
    Determining the Empirical Formula of a Compound: Burning Magnesium Lab Purpose: To experimentally determine the percent composition of a reaction product. Directions: Work in teams of three. The directions for this lab are on a separate sheet of paper at your lab bench. Make sure that e
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  • Magnesium
    Magnesium (Mg) has an atomic number of 12 and an atomic mass of 24. It has 12 protons, 12 neutrons (varies with isotopes), and 12 electrons (if it has no charge). Magnesium has a boiling point of 1363 K (1091 C/1944 F) and a melting point of 923 K (650 C/1202 F). At room temperature magnesium is sol
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  • Magnesium Oxide Experiment Lab Report
    Objective: One objective was to figure out if the burnt Mg ashes weigh more than the product which is Magnesium Metal. Another objective was determining the formula of the compound that results when Magnesium and Oxygen react. Theory: The purpose of this lab was to confirm the chemical formula o
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  • Chem Lab - Heat of Combustion of Magnesium
    Heat of Combustion of Magnesium Background: The students were given full instructions on how to experimentally determine the enthalpy of reaction (ΔHrxn) for the combustion of magnesium ribbon, using Hess’s Law. Data Collection: | |Reaction 1
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  • Thermite Lab Writeup
    Thermite Background: Thermite is a powder made from aluminum powder and a metal oxide [usually iron oxide (Fe2O3, known as rust)]. The thermite reaction is a redox reaction, where Aluminum reduces the oxide of another metal. For example, when using iron oxide (as I did) the equation would be Fe2O3
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  • Empirical Formula Lab
    A) January 18, 2011B) Empirical Formula C) The purpose is to determine the empirical formula of a metallic oxide. D) Pre Lab Questions: After heating the metal, the crucible and contents should mass less than it did before it was heated. This is because heating the crucible may rid of other resi
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  • Chemical Reactions Lab
    Classifying Chemical Reactions Purpose: The purpose of this experiment is to observe a variety of chemical reactions and to identify patterns in the conversion of reactants into products. Apparatus: • Bunsen or lab burner -Test tube clamp • Butane safety lighter - Test tube ra
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  • Chemistry Lab
      INQUIRY-BASED LABORATORY ACTIVITIES (ILAB) TABLE OF CONTENTS Table of Contents..................................................................................... 1 Experiment 1: Gay-Lussac’s Temperature and Volume Changes in a Gas (Charles’ Law) – Student Version (GASS) ............
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  • Reaction Lab
    Introduction: The purpose of this experiment was to classify different kinds of reactions and see their results. In this experiment, various reactions were made and observed. There are several different ways to know if a chemical reaction occurred. Firstly, if there is a temperature change, shown
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  • Lab Experiment 6 : Chemical and Physical Properties
    Lab Experiment 6 : Chemical and Physical Properties Lab Experiment 6 : Chemical and Physical Properties Purpose: The purpose of this lab is to test substances and to determine the physical and chemical properties of substances. Material matches, glassbeaker 100 mL, burn
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  • Physical vs Chemical Change Lab
    Objective: The purpose of this lab is for the students to see firsthand what a physical and/or chemical changes look like. Materials: 50ml graduated cylinder 100ml beaker Bunsen burner Evaporating dish Crucible Tongs Test tubes Cork Stopper Scissors Spatula Hot plate Small
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  • Lab
    SEXUALLY TRANSMITTED DISEASES INTRODUCTION According to the Websters' dictionary, a sexually transmitted disease, or commonly termed STD, can be defined as any of various diseases transmitted by direct sexual contacted that include classic venereal diseases (as syphilis, gonorrhea, and chancro
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  • Enzyme Lab
    Enzyme Activity Lab Hypothesis: 1] Are enzymes reusable? Yes, enzymes are reusable. 2] Which of the following do you think contain catalase? [Manganese dioxide, chicken meat, apple, carrot, potato, or chicken liver] I think that the manganese dioxide, apple, and carrot contain the c
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  • Molar Volume of a Gas Lab
    Molar Volume of a Gas – 10/27/08 Alic Albright, Josh Coleman, Dan Boden, Zach Babin Purpose: The pupose of this lab was to make an experimental determination of a molar volume through reaction of the substance shown: Mg(s) + 2HCl(aq) > MgCl(aq) + H(g) Introduction
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  • The Ksp of Magnesium Oxalate
    THE Ksp of Magnesium Oxalate ABSTRACT INTRODUCTION In this experiment the solubility product constant of the salt magnesium oxalate (MgC2O4)will be determined. The system of interest exists as a solid in equilibrium: Precipitation reaction of EXPERIMENTAL METHODS Preparation of the 0.15M Po
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  • Organic Chemistry Lab Report
    CHEM 2123 and 2125 – Organic Chemistry Lab I and II GUIDELINES FOR WRITING LAB REPORTS INTRODUCTION Writing reports in organic chemistry lab may differ from the way it’s done in general chemistry. One goal of this course is to introduce you to the record keeping methods used in research labs
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  • Lab Report Help
    Created By: Andrew Weeldreyer Mrs. Wolf Period:3 AP Chem Lab Report: Determination of the Molar Volume of a Gas Objective: To react Mg and HCL and form hydrogen gas, then after collecting lab data, determine the hydrogen gas’s molar volume at ST
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  • Chem Lab
    Alexa DaSilva Chemistry AC September 19, 2010 Physical and Chemical Reactions Purpose: To observe and identify physical and chemical changes. Materials: • Candles • Watch glass • Matches
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  • Chemistry Lab
    Identification of a Copper Compound by Percent Mass Unknown Compound: #9 Abstract: The objective of this experiment was to identify the unknown pure copper salt compound of #9. To do this, the mass of copper in the unknown was calculated and then divided by the mass of the whole compound t
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  • Osh in the Lab
    Cipriani College of Labour and Co-operative Studies Valsayn Centre Group Work Group Name: Mediscience Chemicals and Industrial Compounds Laboratory Student Name: Student Number: Programme: Occupational Safety and Health (Diploma) Department: O
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