["What Were the Causes of European Imperialism in Africa?"]. Due to the Industrial Revolution factory businesses were booming. Customers began to demand natural resources - rubber‚ petroleum‚ manganese for steel‚ and palm oil for machinery. European countries did not have these items‚ or at least not enough‚ so they reach out to Africa. [ World History The Modern Era‚ Chapter 12 section 1]. When reaching out to Africa European powers did not want
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Solder (/ˈsoʊldə/‚[1] /ˈsɒldə/[1] or in USA /ˈsɒdər/[2]) is a fusible metal alloy used to join together metal workpieces and having a melting point below that of the workpiece(s). Soft solder is typically thought of when solder or soldering is mentioned‚ with a typical melting range of 90 to 450 °C (190 to 840 °F).[3] It is commonly used in electronics‚ plumbing‚ and assembly of sheet metal parts. Manual soldering uses a soldering iron or soldering gun.Alloys that melt between 180 and 190 °C (360
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CHEMISTRY PRACTICAL NOTES - SALT ANALYSIS S.No. | EXPERIMENT | OBSERVATION | INFERENCE | 1(a) | Noted the colour of the salt | BluePale greenGreenPale pinkColourless | May be Cu2+May be Fe2+May be Ni2+‚ Cu2+May be Mn2+Absence of Cu2+‚ Fe2+‚ Ni2+‚ Cu2+‚ Mn2+ | (b) | Noted the physical state of the salt | (i)Amorphous(ii)crystalline | May be CO32-May be Cl-‚ Br-‚ SO42-‚ NO3- | 2 | Action of heat:The given salt is heated in a dry test tube. | (i)Reddish brown vapours(ii)Crackling sound(iii)Yellow
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Forrest Miller and Shannon Coyle Mr. Christensen Composition 1 19 October 2012 Cry Me a River: The Truth about Tears Tears. A common ground for all people. Everyone cries‚ but whether they want to admit it or not is a personal choice. For some‚ crying expresses weakness‚ a characteristic that brings upon them the ridicule of their peers; for others‚ tears are a natural way to express their emotions without holding them in. However‚ crying is used by many to relieve stress and helps them to calm
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PALAWAN The name “Palawan” – most probably - was given by the Chinese as far back as the 9th Century. They called it PA-LAO-YU‚ or “land of beautiful safe harbour”. Others believe it came from the Indian word “Palawans” meaning “Territory”. The popular believe is that “Palawan” is a corrupted form of the Spanish word “Para agua” because the main island’s shape resembles a closed umbrella.The limits of the Province are : Busuanga island in the north Agutaya group of islands northeast
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Nutrition is the process of consuming‚ absorbing‚ and using nutrients needed by the body for growth‚ development‚ and the maintenance of life; nutrients are chemical substances in foods that nourish the body. Many nutrients can be synthesized in the body’. Those that cannot be synthesized in the body called essential nutrients-must be consumed in the diet. They include amino acids (in proteins)‚ certain fatty acids (in fats and oils)‚ minerals‚ and vitamins. Nine of the 20 amino acids in proteins
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FUNCTIONS OF MARKETING The marketing process performs certain activities as the goods or services move from producer to consumer. Every firm does not perform all these activities or jobs. However‚ any company that wants to operate its marketing system successfully must carry them out. The following marketing tasks have been recognized for a long time. 1. Selling It is core of marketing. It is concerned with the persuasion of prospective buyers to actually complete the purchase of an
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Chemical elements listed by electro negativity This list contains the 118 elements of chemistry. The chemical elements of the periodic chart sorted by: | Electro- negativity | Name chemical element | Symbol | Atomic number | - Name alphabetically | 0.7 | Actinium | Ac | 89 | - Atomic number | 0.79 | Lanthanum | La | 57 | - Symbol | 0.82 | Potassium | K | 19 | - Atomic Mass | 0.82 | Strontium | Sr | 38 | - Electro negativity | 0.89 | Cerium | Ce | 58 | - Density | 0.89 | Thorium |
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------------------- Zinc and hydrochloric acid In the lab‚ zinc granules react fairly slowly with dilute hydrochloric acid‚ but much faster if the acid is concentrated. The catalytic decomposition of hydrogen peroxide Solid manganese(IV) oxide is often used as a catalyst in this reaction. Oxygen is given off much faster if the hydrogen peroxide is concentrated than if it is dilute. The reaction between sodium thiosulphate solution and hydrochloric acid This is a
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Finger millet is also a rich source of thiamine‚ riboflavin‚ iron‚ methionine‚ isoleucine‚ leucine‚ phenylalanine and other essential amino acids. The abundance of these phytochemicals enhances the nutraceutical potential of finger millet‚ making it a powerhouse of health benefiting nutrients. It has distinguished health beneficial properties‚ such as anti-diabetic (type 2 diabetes mellitus)‚ anti-diarrheal‚ antiulcer‚ anti-inflammatory‚ antitumerogenic (K562 chronic myeloid leukemia)‚ atherosclerogenic
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