Introduction: The presence of greenhouse gases in the Earth’s atmosphere last year reached its highest levels since pre-industrial times‚ a report released by the United Nations World Meteorological Organization (WMO) warns recently. Even if we managed to halt our greenhouse gas emissions today‚ and this is far from the case‚ they would continue to linger in the atmosphere for decades to come and so continue to affect the delicate balance of our living planet and our climate. The latest
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What are Greenhouse Gases? These are the gases that make up our atmosphere: Carbon Dioxide 89% Methane 7% Nitrous Oxide 3% Halocarbons 1% What is the Greenhouse Effect? The Greenhouse Effect is the way that gases in the atmosphere trap heat from the sun. They let heat in‚ but prevent most of it from escaping. It is essential for life because we need a certain amount of radiation to heat up our atmosphere. What human activities produce Greenhouse Gases? By burning fossil fuels such as coal‚ oil and
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Poisonous gases changed the experiences of the people in the war for the worse. Breaking on impact‚ the canisters released yellowish green fumes that wafted slowly toward the French and African troops near the Belgian town of Ypres. As the fumes reached the Allied forces‚ soldiers realized the cloud was poisonous chlorine gas. Quoted in Dooly’s Great Weapons of World War I‚ one French doctor at Ypres expressed his horror: “I had the impression that was looking through green glasses. At the same time
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Republicanism vs. The Democratic Ideals To understand the similarities and differences between ‘republicanism’ and the democratic ideal‚ you must first understand some basic vocabulary. Republicanism was defined by John Adams as‚ “ A government‚ in which all men‚ rich and poor magistrates and subjects officers and people‚ masters and servants‚ the first citizen and the last‚ are equally subject to the laws.” Meaning that republicanism is not about the people having power‚ but about the power that
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Ideal gases: No volume‚ no intermolecular forces Atoms/Molecules that are gases at room temperature Noble Gases. H2‚ N2‚ O2‚ F2‚ Cl2. Methane‚ ethane‚ propane‚ butane Gas: Fills the container. Forces of intermolecular attraction are weak. Vapor: Gas state of a substance that is usually a liquid or solid Ek = (Kinetic energy of a gas molecule) Mu2/2. U2 = 3 (R Gas Constant) (Temperature in Kelvin) / molar mass in kg Speed goes Up with temp and down with mass Pressure: Collisions with the side of a
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into the idea of having a part in the world and group work that they seem to be an extraordinary leader? These people would have fit in perfectly in the 1700’s‚ where these two extremes were quite common. The difference between Puritan and Humanist ideals is that Puritans believe in duty and heavy labor for the rewards of Heaven that a fierce and just God could provide‚ while the Humanist believe that performing acts of kindness is simply the nature of the human being‚ while receiving immediate rewards
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Gases and Atmospheric Pressure Three types of motion and kinetic energy -particles in a substance have three type of motion and therefore three types of kinetic energy -vibrational motion -vibreational kinetic energy -all particles have this type of energy -rotational motion -rotational kinetic energy -particles in liquid and fases have some solids have this energy type -translational motion -translational kinetic energy -only particles in liquid and gas have this type of energy
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General Chemistry 1 Lab 4 Properties of Gases LabPaq - Properties of gases General Chemistry Introduction Background This report covers Properties of Gases and will allow me the opportunity to explore chemical and physical properties of gases. Collection and use of these gases will also be conducted in this lab. Statement of Problem Collecting gases is a difficult process. Singling out a gas and obtaining only that gas is the challenge we face in this experiment. Purpose
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Hydrogen and the Noble Gases Hydrogen is the chemical element with atomic number 1. It is represented by the symbol “H”. It is an odorless‚ nonmetallic‚ tasteless and highly explosive gas. Hydrogen is the lightest and most abundant chemical element in the universe. It forms 1- ions when combined with metals‚ and 1+ ion when combined with non-metals to form acids. Hydrogen is “the fuel of life”; without it to combine with oxygen we would not have water. Water is made of two parts hydrogen
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Pocahontas; Reel vs Real The Disney version of Pocahontas and the real story have many differences such as the romance‚ Pocahontas’ personality‚ and how the story ended. Disney has romanticized the tragic story of Pocahontas into not one‚ but two cartoons‚ with a target audience of children. And with deeply embedded messages into the plot of love and strength‚ many differences surface‚ showing off Disney’s ability to make a story of war‚ captives‚ and death a happy tale for children to enjoy. In
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