will be the fi nal pressure in the vessel (assuming only mixing with no reaction)? 62. A gaseous mixture contains 3.23 g of chloroform‚ CHCl3‚ and 1.22 g of methane‚ CH4. Assuming that both compounds remain as gases‚ what pressure is exerted by the mixture inside a 50.0-mL metal container at 275°C? What pressure is contributed by the CHCl3? 69. ▲ A study of climbers who reached the summit of Mt. Everest without supplemental oxygen revealed that the partial pressures of O2 and CO2 in their
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THERMODYNAMICS ENR TECH 3TD3 COMPRESSOR TYPES AND APPLICATIONS PROJECT INSTRUCTOR: DR. REYAD AL-TAIE DATE: JUNE 26‚ 2013 Contents ------------------------------------------------------------------------ I. Introduction………………………………………......3 II. Thermodynamics Properties………...….……………5 III. Thermodynamic Laws……………………………….6 IV. Compression Cycles…………………………………7
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Purpose: To determine the relationship between pressure exerted and volume of a gas. Materials: Lab simulation. Procedure: 1. Open animation file 2. Modify the number of books that press down on the piston starting from 0 books and increasing by 1 each time until 19 books. 3. Record the pressure (# of books) and volume for 19 different pressure values. 4. Record those values in a table 5. Using the data‚ plot a graph of pressure in function of volume. Conclusion: In this lab
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TAB3‚ Group 6‚ Mr. John Kevin Paulo Biadomang Tabor‚ Frances Hermilyn March 8‚ 2013 ------------------------------------------------- I. Abstract This experiment is working with the ideal gas law‚ which is the summation of Boyle’s Law‚ where pressure is inversely proportional to volume‚ Charles’ Law‚ where the volume is directly proportional to temperature and Avogadro’s Law‚ where the volume is directly proportional to moles. In this experiment‚ the volume occupied by one mole of H2 was determined
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at a constant pressure and (b) at constant temperature. (c) What is the temperature at the end of the process in (a)? (d) What is the pressure at the end of process in (b)? (e) Show both processes in the p-V plane. Problem 2: The temperature of an ideal gas at an initial pressure p1 and volume V1 is increased at constant volume until the pressure is doubled. The gas is then expanded isothermally until the pressure drops to its original value‚ where it is compressed at constant pressure until the volume
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may be in liters‚ mL‚ or cm3 • The temperature of a gas must be indicated on the Kelvin scale – Recall that K = °C + 273.15 • Amount of a gas is the number of moles Pressure • Pressure is force per unit area – In the English system‚ pounds per square inch or psi – Atmospheric pressure is about 14.7 psi Pressure Units SI: 1 pascal (Pa) = 1 kg m-1s-2 = 1N m-2 others: 1 bar = 105 Pa = 100 kPa 1 atm = 101.325 kPa = 1.01325 bar 1 atm = 760 torr = 760 mm Hg 1 atm = 14.7 lb/in2 KINETIC
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Three things are usually required for a chemical explosion: a chemical reaction that occurs very rapidly‚ a large increase in gas pressure‚ and a confined-reaction vessel in which the pressure of the gaseous products can increase to a point that the gases break violently out of the container. In this chemistry and physics science fair project‚ you will use the combustion of ethanol to provide energy for a small explosion. The chemical equation that describes the combustion of ethanol is shown below
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has just had a new Point of Sale system input which meant we had to train 150 staff over two days which‚ as you can imagine‚ was highly pressured giving the short turnaround. Can you give an example of when you have been put in a similar high pressure situation and how did you deal with it? 9/ What does confidentiality mean to you? 10/ What does equal opportunities mean to you? N.B. If there is time‚ invite the candidate to ask any questions they may have about the role and organisation
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mass‚ pressure (P)‚ thermodynamic temperature (T) and volume (V). These properties are related to each other and the state of a gas is determined by their values. The three laws are derived from these properties. Discussion Boyle’s gas law Boyle’s law relates the volume and pressure of an ideal gas. It states that when the temperature of a given mass of a confined gas is held constant‚ its pressure and volume are inversely proportional. In other words‚ the product of absolute pressure and volume
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Martin | Bottle Rockets | Table of Contents This extended investigation serves to examine and evaluate the physical forces that affect the flight of a bottle rocket. This will be accomplished by altering the water levels and the level of air pressure (psi) within the rocket will be altered‚ and tested‚ to further understand the mechanics of bottle rockets. Introduction Rocket flight has long been at the forefront of the human race’s exploration of our universe. This undeniable fact makes it
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