of Magnesium Oxide Aleshia Otieno Mr. Taylor SCH3U-01 Lab #4 Monday‚ November 17‚ 2014 Introduction Percentage composition is the percentage of a formula mass represented by each element. Percentage composition compares the mass of one part of a substance to the mass of the whole. The law of definite proportions states that a specific compound always contains the same amount of elements in fixed proportions by mass. By finding the percent composition of magnesium oxide one will essentially
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Aerobic Respiration in Beans We will evaluate respiration in beans by comparing carbon dioxide production between germinated and nongerminated beans. As shown in the balanced equation for cellular respiration‚ one of the byproducts is CO2 (carbon dioxide): C6H12O6 + 6 H2O + 6 O2 → energy + 6 CO2 + 12 H2O We will use a carbon dioxide indicator ( bromothymol blue) to show oxygen is being consumed and carbon dioxide is being released by the beans. Bromothymol blue is an indicator that turns yellow in
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The Environmental Impact of Carbon Dioxide (CO2) Carbon Dioxide (CO2)‚ a chemical made up of one carbon atom and two oxygen atoms‚ is a non-flammable‚ odorless and colorless gas that exists naturally in the atmosphere. CO2 is one of the greenhouse gases‚ amongst methane‚ nitrous oxide and other gases‚ which keeps the Earth’s temperature habitable (UCAR). Without it‚ the Earth will be inhospitably cold. However‚ ever since the mid-nineteenths century‚ humans have significantly increased the amount
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Durga Puja is one of the auspicious occasion celebrated with great enthusiasm across India. In modern times‚ festivals are getting commercialized and taking the shape of pomp and show. Different communities set huge gigantic and attractive bright idols in order to compete with other communities. This all leads to major problem of environment pollution. Idols made by non biodegradable material and toxic paints contaminate water making it unfit for survival of aquatic life and drinking purposes.
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Martin Aldrin de La Cruz ENGLCOM1 EH1 Argumentative Essay: Industrialization Modernization is the conversion of rural areas in to urban or secular areas. Modernization is linked to other words like urbanization and industrialization. I will talk about industrialization. Industrialization is the conversion of agricultural into a base of manufacturing‚ buildings‚ and villages. Industrialization started in the 18th century where countries like Greece‚ Netherlands‚ and England used
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at night. Although the process of photosynthesis is quite fast‚ it isn’t fast or high enough to keep up with the rate of energy required during activities for human. Adding to that‚ an important component in photosynthesis is carbon dioxide‚ without carbon dioxide‚ photosynthesis can’t occur. If we were to perform photosynthesis‚ from where are going to get
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The primary objective in the lab is to determine the molecular formula of Copper Oxide through synthesis of copper oxide. In the first procedure‚ an empty crucible‚ Bunsen Burner‚ and electronic scale were placed onto the workbench. The electronic scale was zeroed before the crucible was placed on it. The total mass of the empty crucible was 88.000g. Afterwards‚ 10 grams of copper powder was placed into the crucible and weighed to be 98.000 g. The crucible with the copper was placed onto the Bunsen
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I am lucky enough to live in the beautiful state of Colorado. Colorado has an extensive supply of conventional fossil fuel and renewable energy resources. Per EIA (Energy Information Administration) 2009‚ "The State contains several fossil fuel-rich basins‚ including the Sand Walsh‚ Piceance‚ Paradox‚ and San Juan basins in the west‚ and the Denver and Raton basins in the east. Ten of the Nation’s 100 largest natural gas fields and three of its 100 largest oil fields are found in Colorado. Substantial
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Chemistry Laboratory Report (Magnesium Oxide) INTRODUCTION: As we learned before on how to determine the empirical formula of a compound based on the test and also chemical analysis on it. Hence this experiment is mainly goes around with how to determine the empirical formula of Magnesium Oxide following various tight procedures in order to get the knowledge and apply it onto another compounds. We are investigating the empirical formula of Magnesium Oxide in this experiment. RESEARCH QUESTION:
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“How humans impact the Carbon‚ phosphorus‚ and nitrogen cycles” Christine Richardson Environmental Science May 1‚ 2013 The carbon cycle is based on carbon dioxide which is a very important element because it is a part of all life. All living things are made of elements such as oxygen‚ carbon‚ hydrogen‚ nitrogen‚ calcium‚ and phosphorus. There are such compounds that are necessary for life such as sugars‚ fats‚ proteins etc. that joins with carbon to form these essential
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