"Observation of physical and chemical properties" Essays and Research Papers

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    Lab 8 - Chemical and Physical Processes of Digestion (p.105) Introduction: In this lab‚ I will study how digestion of carbohydrates‚ proteins‚ and fats occurs. I will define Key Terms that describe what will occur in the experiments; I will conduct an experiment for each Activity and provide all resulting Data as well as answer Questions from each Activity. I will then provide a short Summary for what I learned in each Activity. Key Terms: Enzymes (p. 105) – Speed up chemical

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    Changes in Physical Properties on Enzyme Activity By Alex Hoffmann First Individual Lab Report Wednesday 7:30-10:15pm 10/24/12 Meghan Duell Abstract The goal of this lab was to determine the effects of certain physical properties on enzyme activity. Enzyme activity was measured by the height of the bubbles that appeared after the enzyme was added which are proportional to the rate of the reaction when time is constant. The fact that enzyme activity is affected by physical properties such

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    While the text states that taking "drugs won’t enhance creativity"‚ I disagree‚ because for one‚ some of our best music comes from the major drug using era known as the 60’s‚ 70’s‚ & 80’s. All joking aside‚ I mainly just disagree with this statement in particular because I think it could have been worded a bit differently and really define what they mean by a “drug” especially because I think addiction affects everyone. What people think about when they see the word can be anything (usually derived

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    Derricka Joe Period 5 1 Oct.‚ 2014 Lab Experiment One: Physical Properties Lab Analysis: For our first unknown‚ we observed the color and odor of the substance. The substance was a clumpy‚ white‚ crystal-like substance and it smells like new plastic. When we tested the solubility in water it resulted insoluble and in ethanol it resulted soluble. This substance could not be tested for electrical conductivity because the water was insoluble. We then tested for the PH value and it was neutral. The

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    PHYSICAL PROPERTIES OF THE PERIOD 3 OXIDES These pages explain the relationship between the physical properties of the oxides of Period 3 elements (sodium to chlorine) and their structures. Argon is obviously omitted because it doesn’t form an oxide. A quick summary of the trends The oxides The oxides we’ll be looking at are: |Na2O |MgO |Al2O3 |SiO2 |P4O10 |SO3 |Cl2O7 | | | | | |P4O6 |SO2 |Cl2O

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    LEGAL H I G H S A Concise Encyclopedia of Legal Herbs and Chemicals with Psychoactive Properties by Adam Gottlieb 20th Century Alchemist This book is not intended to promote or encourage the possession‚ use‚ or manufacture of any illegal substances. The material herein is presented for reference and informational

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    Lab Report 8 April 15th Exercise 8: Chemical and Physical Processes of Digestion Lab Report Questions Activity 1 What is the difference between the IKI assay and Benedict’s assay? IKI assay detects the presence of starch‚ and the Benedict assay tests for the presence of reducing sugars as well as IKI turns blue black whereas Benedict is a bright blue that changes to green to orange to reddish brown with increasing levels of maltose What was the purpose of tubes #1 and #2? Why are they

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    Experiment 1: Observations of Chemical Changes Lab Partners: None Date of Experiment: February 25‚ 2015 Location: My House Abstract: The experiment intended to provide observations of chemical changes as the primary objective. The experiment was divided into two parts‚ first‚ mixing two aqueous solutions of ionic compounds. The second part involved the observance of heating and combustion reactions‚ using the supplied solid elements and compounds. Experiment and Observations: The first part of

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    OBSERVATION REPORT 1 PHYSICAL DEVELOPMENT CHECKLIST NAME: CAROLINE TAMBUNAN NUMBER: 32545 SEGI NUMBER: SCSJ-0013648 GROUP: IMD001/201208 DOCUMENTS ENCLOSED: * TITLE PAGE * RECORDING OF OBSERVATION CHECK LISTS * EVALUATION * PERSONAL REFLECTION * BIBLIOGRAPHY ETHICAL STATEMENT I declare that this work is my own and the work of others is acknowledged by quotation or relevant referencing. I declare that this work has not been copied from another student(s) past or present

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    Alloy - An alloy is a substance made by melting two or more elements together‚ at least one of them a metal. An Example: Examples of alloys include brass‚ bronze‚ 14k gold‚ and sterling silver. covalent bond - A covalent bond is a chemical link between two atoms in which electrons are shared between them.  An Example: There is covalent between the oxygen and each hydrogen in (H 2 O). Each of the bonds contains two electrons - one from a hydrogen atom and one from the oxygen atom. Both atoms

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