transfer pipet (Dropper) Sterile weigh boat Hydrogen peroxide Razor blade Cutting board Electronic balance Timer Ruler Clean everything Calculate mass of chicken liver needed for 1ml‚ 5ml‚ 10ml‚ 15ml‚ and 20ml catalyzes concentration mass to volume concentrations. In other words: 1% = . So‚ 15ml and H2O x = 0.15 g liver. This means 0.15g of liver for each percent of catalyze concentration. Overall I need 2.25g of chicken liver because I will conduct each percent with 3 trials. Measure
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Condensation Revised Procedure http://www.xula.edu/chemistry/documents/orgleclab/23Aldol.pdf 2. Aldol Condensation Notes http://www.xula.edu/chemistry/documents/orgleclab/Aldol_notes.pdf Data and Observations: Volume of Ethanol: 4.1 mL Volume of NaOH: 4.2 mL Volume of Benzaldehyde: 2.0 mL Total Crude Mass: 3.082g Total Recrystallized Product Mass: 0.863g Crude Percent Yield: 67% Recrystallized Percent Yield: 18.7% Crude Melting Point Range: 53°-96°C Recrystallized Product Melting
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TABLE OF CONTENT NO. | CONTENT | PAGE | 1. | Title | 2 | 2. | Theory | 2 | 3. | Introduction | 2 | 4. | Objective | 3 | 5. | Apparatus | 3 | 6. | Procedure | 4 | 7. | Result | 6 | 8. | Calculation | 10 | 9. | Discussion | 13 | 10. | Conclusion | 14 | 11. | References | 14 | TITLE: H1 – Osborne Reynolds Demonstration INTRODUCTION: Osborne Reynold’s Demonstration has been designed for students experiment on the laminar‚ transition and turbulent flow. It consists of a transparent
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concentrations of solutes in and out of the cell. Filtration is what is used to remove solid particles and they can be removed by passing through a liquid and gas. The information above is very important because it is exactly what everything in this lab will be about. It explains in detail what every single little definition and important
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Introduction to Measurement Mass‚ Length‚ and Volume Introduction Much of what we know about the physical world has been obtained from measurements made in the laboratory. Skill is required to design experiments so that careful measurements can be made. Skill is also needed to use lab equipment correctly so that errors can be minimized. At the same time‚ it is important to understand the limitations of scientific measurements. Concepts Measurement Significant figures Accuracy
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their bonding to stabilize the excited state. In some instances bonds get longer or shorter‚ in other instances a covalent bond may be broken. These changes depend on the energy of the light absorbed by the molecule (which is proportional to its wave number and inversely proportional to its wavelength). From the relationship E = hc / λ‚ we can calculate that longer¬–wavelength visible light (400 to 800 nm) is less energetic (70 to 40 kcal/mole) than Ultraviolet light (200 to 400 nm; 150 to 70
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reproductive. Orientation is when the organism is placed in their beneficial environment consisting of two behaviors‚ taxis (movement directly towards or away something) and kinesis (random movement). Reproductive is detected using drosophila in this lab‚ it consists of finding courting and mating with another of the species Agnostic behavior is found in a situation where the animal feels threated by another‚ leading to the organism looking bigger or more threatening to the opponent. Within the Agnostic
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during the lab. Data Set Pressure in kPa Volume in mL 1 150 20 2 100 30 3 75 40 4 60 50 5 45 60 6 40 70 Graph: [10 points] Create a graph of your data for this part of the lab. You may use any graphing tool to create the graph‚ but be sure to follow common guidelines for creating a graph. INSERT GRAPH HERE Conclusion: Answer the following questions after completing the lab. 1) Describe the relationship that you observed between pressure and volume in this lab. Refer to
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A. ENG237-02: Transients in RC and RL Circuits 0. Introduction The objective of this experiment is to study the DC transient behaviors of RC and RL circuits. This experiment has divided into 6 parts: 1. Charging curve from measured data ( R = 10M Ω and C = 4 mF ) 2. Draw the charging curve by the graphical method 3. Discharging curve from measured data ( R = 5M Ω and C = 4 mF ) 4. Draw the discharging curve by the graphical method 5. Display of the charging and discharging
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is involved with the cannon being fired then the force of gravity would cause the cannon to start to slow down‚ wouldn’t go as far and the direction or trajectory of the cannon ball would be a curved line going down. Purpose: The purpose of this lab is to give the student a better understanding about projectile motion and to understand Newtons theories and laws of motion. We will be firing the plastic ball from the projectile launcher three times from eight different angles from the ground &
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