Lab 4 Worksheet: Model Ecosystems Student instructions: Follow the step-by-step instructions for this exercise found on the virtual lab and the instructions below and record your answers in the spaces below. Submit this completed document by the assignment due date found in the Syllabus. Please make sure that your answers are typed in RED. : 1. Please make sure you have read through all of the information in the “Question” and “Field Guide” areas. If you come upon terms that are
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Chapter 3: H2S Interactions with Hemes and Cytochrome C Oxidase There are three main ways for free hydrogen sulfide to interact with heme centers.2 This includes the binding of H2S to the metal center‚ the reduction of the metal center to produce a radical thiol species‚ and the direct covalent modification of the porphyrin.2 Type I interactions are typically stabilized by a distal imidazole‚ similar to O2 and CO binding onto hemes.2 Also‚ it is important to acknowledge that the iron remains in
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The effect of temperature on the reaction rate: As the temperature increases it provides more kinetic energy to the molecules allowing them to move faster and with more energy the molecules can overcome the activation energy barrier and therefore the reaction occurs faster. 5. Since the proposed mechanism is a SN1 reaction the reaction got faster as the polarity increased. This is because SN1 reactions work best with polar protic solvents as they stabilize the carbocation. Therefore‚ as seen
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various environmental extremes. Procedure: Filled each test tube with substances provided and subjected them to various conditions. These conditions included‚ heat‚ cold water‚ hot water‚ acid and basic additions and tested on litmus paper. The reactions were observed and documented at each step. Data tables: Substance name Color Odor Effect of heat Cold H2O Hot H2O Litmus Test Dilute HCl Dilute NaOH Mg Small silver‚ metallic‚ shards No smell Shriveled up and turned white. Produced
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Name: NT1210 Lab 6.4: WLAN Placement Exercise 6.4.1 There are three main types of antennas that can be used for WLAN APs: directional‚ omnidirectional‚ and right-angle. Describe each of these antenna types. You can get more powerful antennas that can broadcast longer distances. Why would these antennas be limited in use for standard WLAN placement in a home? An omnidirectional antenna radiates transmissions out and receives transmissions in from all directions‚ although not equally in all directions
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Lab 4 Worksheet 1. By opening ports in your firewall it is allowing people access to your network and if anybody tries to get in figures out the port‚ they can potentially gain access to your system. 2. By going to start>control panel>firewall. Here it gives you the options that are on Windows Firewall. 3. E-commerce involves the passing of sensitive information like credit card numbers or bank account numbers over the internet‚ and the risk of losing the privacy of this information is high in public
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Andrea Negrete Abraham Lincoln High School Period 5 1/12/15 1/20/15 Partners: Nasya Aguilar LAB 1: Kinematic Equations and Reaction Time PURPOSE/QUESTION Apply kinematics equations for constant acceleration to find your reaction time. How much is it? How does reaction time change with practice? THEORETICAL The reaction time is the amount of time required to sense astimulus‚ analyze its meaning‚ and respond. Acceleration is the rate of change of velocity. Velocity is speed with direction
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I2 No reaction‚ starch will remain white Reaction; black deposits on the glass tube. Starch turns black Food coloring + NaOCl No reaction; will turn lighter Reaction; the solution that was dark blue turned into light blue Food coloring + CH3COOH No reaction; color will turn lighter No reaction; when both combined‚ the color (dark blue) remained the same Food coloring + NaOCl + CH3COOH No reaction; solution will remain blue Reaction; solution turns light gray Red cabbage + NH3 No reaction; solution
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Temperature and Cofactors on Enzymatic Reactions “I pledge that no unauthorized assistance has been given or received in the completion of this work. Experiments described were performed by me and/or my lab group and this write-up is entirely my own creative work.” X________________________________________ Introduction Enzymes are protein molecules that speed up the rate of reactions by reducing the activation energy of a reaction. They act as catalysts in reactions‚ increasing the rate at which
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SUBJECT: Temperature-dependent impact tests on AISI 1018 steel and 6061 Aluminum Purpose This lab was performed to fully comprehend the temperature dependency of the fracture toughness of the Aluminum and Steel. It was also executed to discover the ductile-brittle transition of each. Summary The experiment solidified the hypothesis that the 6061 aluminum has no ductile-to-brittle transition do to its FCC crystal structure. The 1018 steel has a ductile-to-brittle transition temperature of
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