PSC 41- Specific Heat Capacity and Latent Heat Constants: Specific heat capacity ofwater=4180 J Kg-1 K-1 Specific heat capacity of ice=2050 J Kg-1 K-1 Specific heat capacity of copper= 386 J Kg-1 K-1 Specific heat capacity of aluminum=900 J Kg-1 K-1 Latent heat of vaporization of water =2.26x106 J Kg-1 Latent heat of fusion of water = 3.34x105 J Kg-1 Density of water =1000 Kg m-3 Conversion : 1L ≡ 103 g for water 1) A 12.5 g sample of an unknown metal‚ heated to 99.0
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Physical vapor deposition PHYSICAL METHODS A physical deposition process consists of three steps: 1. Emission of the particles from a source 2. Their transport to the substrate 3. The condensation on the substrate Physical vapor deposition a process by which a thin film of material is deposited on a substrate according to the following sequence of steps: 1) the material to be deposited is converted into vapor by physical means; 2) the vapor is transported across a region of low pressure
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Maria Reyes iLab‚ Week #4 CHARLES’ LAW Introduction The purpose of this lab was to determine the effect of temperature on the volume of gas when the pressure is consistent and to verify Charles’ Law. The data from the experiment reveals that as temperature increases‚ so does volume. This also indicates that as temperature decreases‚ the volume decreases as well. Procedure 1) Select a 60 mL Syringe Sealed from the Gas Syringe item under the Equipment menu. Set the volume to 20 mL in the Initial
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Measurement and Density Your Name: ____________________________________________________________ __ Purpose of this Lab What is the goal of this lab? What question are you trying to answer‚ or what problem are you trying to explain? Hypothesis After reading the lab instructions - but before starting the lab - record your best “educated guess” about each experiment: Experiment 1: Which method of finding the density give you the least percent error and why? Experiment 2: After completing the
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Physical Warmth‚ Interpersonal Warmth and Sympathetic Nervous System Activity La Trobe University‚ Melbourne Word Count: 2481 Abstract Convergent lines of evidence indicate that introducing a physically warm stimulus‚ such as a heat pack‚ results in individuals interpreting a target person as “warmer”. Neurobiological mechanisms responsible for thermoregulation may be shared by mechanisms responsible for interpretation of interpersonal warmth‚ and may be connected to sympathetic nervous system
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Calorimetry Lab Report Waris Butt PHY 112 Mr. Fasciano Class #18336 06/08/14 Purpose: Heat flow will occur between objects in contact until no more heat flow is detectable. Using calorimetry to analyze heat flow quantitatively and the equation: Q = mc ΔT‚ to determine the specific heat capacity of an object and heat flow from or to an object; respectively. Materials: Circle K 44 oz Styrofoam cup with lid Large Plastic
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Technology: Scratch-resistant Lenses Scratch-resistant lenses were developed by NASA by applying a diamond-like lubricating coat over plastic lenses. This application was originally used in the space program in a "dual ion-beam bonding process." Today‚ the coating is still used on hard resin plastic used in most eye glasses that people wear every day. Freeze-Dried Food Humans need food‚ and astronauts in space are no exception. To keep the astronauts food fresh NASA adopted the practice of freeze-drying
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Imposing Meaning upon Chaos—The Crying Lot of 49 The Crying of Lot 49 explores cultural chaos and communication seen through the eyes of a young woman‚ Oedipa Maas‚ who finds herself caught in the tides of a suggested hallucinogenic world that appears to be disintegrating around her. Pynchon demonstrates‚ through characters and specific elements‚ the futility and frustration of attaching meaning to language and communication. One of the most effective ways in which Pynchon achieves the
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ENERGY MANAGEMENT PRINCIPLES INTRODUCTION In the modern days energy has the significant role in our life. With development where we got comfortable life and much modern facilities where we got some problem with excessive use of energy resources as declining of energy sources‚ climate change. So it is an big challenge for present and future generations as the cost of energy increase and its supply decrease‚ older buildings needs to modified and new buildings designed to use less energy. The optimization
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Heat Food Lab * Purpose: * Understand how to calculate calories per gram from burning food in the laboratory. * Understanding how to use the food nutrition label on the back of the package to calculate the calories per gram. * The calculated calories per gram in the laboratory are compared to the calories per gram that were calculated from the nutrition label. Then the % error and % yield are calculated and displayed in table and in a graph. * Students will be able
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