Experiment 2 Behavior of Gases PURPOSE This experiment has two parts. The purpose of part A of the experiment is to determine the atomic mass of a metallic element whereas the purpose of part B of the experiment is to determine the rate of diffusion of both gases hydrogen chloride and ammonia by measuring the distances travelled by the two gases in the same time period. For part A the reaction of the metal with the aqueous acid is as follows: M(s) + n H3O+ -----> M+n(aq) + n/2 H2(g) +
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Student: Mary Chrisin L. ObreroDate: October 7‚ 2014 Section: 116 Behavior of Gases and Determination of Absolute Zero Experiments 4&5 Introduction: First of all‚ the Boyle’s law (pressure-volume law) indicates that the volume of a certain amount of gas given held at a constant temperature differentiates inversely with the applied pressure when there are constant temperature and mass. Equations: PV=C. When pressure goes up‚ volume goes down (derived from the equation above): P1V1 = P2V2 =
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The main of fundamental management problem is about the planning process. For example‚ 1. Schooling P&G didn’t prepare and plan well the schooling problem for their employee’s children. For example‚ the schools in Geneva were unprepared for the sudden influx of 300 children and with tuition at $15000. In that case‚ some parents were forced to find a temporary place for their children to study and the system also is in a bitter dispute. Therefore the problem will affect their studies. 2. Accommodation
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which cause acid rain (Solutions). This can be achieved by either using less energy in general‚ or using alternative energy sources. There are many ways to conserve energy such as: turning off any lights in a room which isn¡¦t being occupied. If you¡¦re making a short trip to the store and it is in walking distance conserve energy and take that walk or ride a bike instead of driving or taking a bus. Turning off the heat when your not home or even conserving your heat by putting plastic on your
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RSPCA approved‚ the eggs are from cage-free birds. Consumers also buy reusable bags instead of plastic bags. Question 2 JB Hi-Fi uses a wide range of marketing to promote their store and products. They position their items in a way that wherever you walk you will see their wide range of items‚ through sale bins in the middle of the pathway or end of aisle shelves. They offer a variety of products from TVs to Headphones‚ to speakers to Video Games. They use massive‚ brightly coloured signs to catch
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Why do you want to be a Social Worker? When I was at a very low part of my life I decided to become a Social Worker. I was eighteen years old‚ my father was incarcerated for the third time of his life‚ my mother wasn’t in the picture‚ and she hasn’t been in my life since I was a little girl. At the time I was still in high school‚ leaving me alone with no parents or home to call mine. I moved in with my uncle who took me as his daughter. Months later‚ it felt like my life was over again. My uncle
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Do you think all of the characters in ‘Of Mice and Men’ are prejudged? (25 Marks) In ‘Of Mice and Men’ most of the characters are subjected to discrimination and prejudice. The prejudice can be seen most in the characters Lennie Small‚ Crooks and Curley’s Wife. Curley’s Wife was a subject of Prejudice because she was a woman. During the 1930’s a woman’s place was to be at home raising a family‚ also women were seen as second class citizens and property of their husbands. Before we meet Curley’s
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point in the book Melinda starts to open up and accept what has happened in her past. By this part of the book if you’re not interested then something is wrong with you. Speak really captivates the moment. An example is when her old friend starts to date Andy Evans. Melinda was scared because Andy Evans raped her at the party. Naturally you would want to warn a friend about something like this. That’s precisely what Melinda does. She see’s Rachel in the library the next day and passes notes to her about
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ALANDO EDWARDS FINAL ASSIGNMENT PAPER SCI207 DEPENDENT OF MAN ON THE ENVIRONMENT INSTRUCTOR: JENNIFER OTT. 3/6/2011 Controlling Pollution can save our environment from disaster and create healthier environment for humans‚ animals‚ plants‚ and other living things. The Kyoto Protocol is the agreement to lower greenhouse gases by 5 percent in 50 years and was compared to the level in 1990. Kyoto agreement for Carbon trading from country to country causes to lessen the chance of
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Why Do You Have Sensitive Teeth? Do you a pain that is sharp and stinging when eatings foods that are too cold or hot? Sensitive teeth can cause you to no longer enjoy some of your favorite foods‚ but it is a problem that is not just an annoyance. Sensitive teeth are often an indication that you have another underlying problem with your teeth. There are ways to fix problems with sensitivity and enjoy those favorite foods one again‚ btu it starts by understanding what is causing teeth sensitivity
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