• Quantitative separation techniques of a mixture of c10h8, nacl and sio2
    Resolving and Determining the Percentages of Naphthalene, NaCl and SiO2 in a Mixture with the use of Separation Techniques Castro, Sarleen G.* Cid, John Emmanuel V., Clemente, Christian Joy G. Group 5, 1CHEM, Department of Chemistry, College of Science, University of Santo Tomas, España, Man
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  • Lab experiment 1
    Lab report for Experiment #1: Extraction Your Name: Name of TA: Lab Partner’s Name: Lab Section: Title: Experiment #1: Extraction Observations: Weighed out 3.2568 grams of chemical mixture that was yellow in color. Dissolved dry chemicals in 38 ml CH2Cl2 with gentle heating
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  • Separation techniques
    Separation Techniques Aim: To separate a mixture of Iron filings, CaCO3, NaCl into their pure substances. Apparatus: • 2x 150ml beakers • 1x 150Ml Beaker • Magnet • Matches • Evaporating basin • Bunsen Burner • Water • Funnel • Retort stand •
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  • Lab on separation of mixures
    Separation of a Mixture of Solids Name: Date: Lab Partner: The objective of this experiment is: * To become more familiar with the separation of mixtures of solids * Separating a mixture * Calculating the percentage of mixture Data Table 1: Experiment Data |
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  • Separation of mixtures and solids
    Lab 2: Separation of Mixtures and Solids Purpose: The purpose of this lab is to become familiar with the separations of mixtures and solids. Pre-lab predictions: Data: Data Table 1: Experiment Data |   | Grams | Percentage of Mixture | Iron Filings | 2.0g | 26.67% | Sand | 1.6g | 21.
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  • Experiment 2 lab techniques and measurements
    Procedure: Using distilled water, premeasured containers and objects determine displacement of fluids and density of objects. Use ice and heat measure temperatures in Celsius, Fahrenheit and Kelvin. Purpose: Weighing objects. Figuring out the density with an object by calculated volume and Ar
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  • Conclusion on light intensity lab
    Conclusion In this experiment I tested different light intensities. I tested a normal fluorescent light bulb, a 100-watt light bulb, a 25-watt light bulb, and a 15-watt light bulb. I was surprised to find that the control plant grew the most at 135 mm. The 100 watt plant grew the least at 0 mm
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  • Lab report for experiment #2: purification of acetanilide by recrystallization
    LAB REPORT FOR EXPERIMENT #2: PURIFICATION OF ACETANILIDE BY RECRYSTALLIZATION Your name TA’s name Your Partner’s name Lab Section OBSERVATIONS: A. SELECTING A RECRYSTALLIZATION SOLVENT | |Solubility Test (cold) |Solubility Test
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  • Lab report conclusion
    Conclusion In this experiment, we measured the mass of 4 gasses; oxygen, carbon dioxide, helium, and lab gas. We took a Ziplock bag, and turned into a non-stretchy balloon, and filled with each gas and measured the apparent mass then calculated the actual mass, then find a ratio between the mass
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  • Science lab
    Problem: How are carbohydrates identified as a monosaccharide? Hypothesis: I predict that when we add the Benedict's solution to the different types of saccharides and then boil it we will most definitally be able to determine all the information the we need to accumulate to record data resulting
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  • Acetylsalicylic acid lab
    Acetylsalicylic Acid September 15, 2005 September 23, 2005 OBJECTIVES The objective of this lab experiment is to prepare aspirin (acetylsalicylic acid) by reacting salicylic acid and acetic anhydride. INTRODUCTION This purpose of this lab was to prepare aspirin using its basic component
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  • Conclusion
    Conclusion This lab was intended to model cell size and discover why cells divide. It was proposed that cells divide because of combustion. This is not the case as it is not what was looked at in the experiment. Surface area of an object was compared to its volume and weight in this experimen
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  • Matter lab
    The objective with this experiment was to get more familiar with elements and compounds. An example of an element would be tungsten which cannot be broken down into simpler substances by any chemical or physical means. Compounds are simply composed of two or more elements such as sodium chloride o
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  • Lab report
    Wave Nature of Light Objective: The purpose of this lab is to investigate interference, otherwise known as the diffraction of light. A beam of light acts a wave, and we are able to use equations so calculate the wavelength of the light used. The diffraction of a straight edge demonstrates that
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  • Basic lab measurements and equipment
    Basic Lab Measurements and Equipment Purpose This lab experiment displays the accuracy of scientific measuring equipment. This experiment also helps to familiarize the students with these instruments. Procedure: Measure Volumes and Masses 1. Obtain a 400mL beaker and record its mass in gram
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  • Weather lab
    Part I Purpose: To become more familiar with different types of temperature scales and how to measure temperature itself. We were also taught about due point and relative humidity in this lab as well. Background Information: There are many various ways to measure temperature. One ways is by
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  • Bio pollutant lab
    Title: Studying samples of water from different sources to find pollutants. Introduction: In this lab experiment I will understand what types of pullants are commonly found in certain types of water samples. In each of the water samples I am looking to find any of the seven listed pollutants, the
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  • Crazy lab report
    Table of Contents Page Number 1.0 Theory………………………………………………………………………………..1 1.1 The Distortion Analyzer, THD, and SINAD……………………………....2 1.2 AM Receiver Design…...…………………………………………………...2 2.0 Lab Objectives……………………
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  • Behavioral cognitive theories and techniques frederick community college
    There were several predominant theorists in the cognitive behavioral meta-theory. Each theorist came to their conclusions, were received, and added to therapeutic skills in different ways. Their biographical history allows for a better understanding of how they came upon their conclusions. Their the
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  • Indentity of a liquid lab
    Identity of a Liquid Title: Sludge Problem/Question: What is the identity of this liquid? Hypothesis: I predict that if we perform tests on this liquid, then we will find it to be water because the color, odor, and appearance are all the same as water. Background Information: M
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