Silver Atomic Number:47 Atomic Weight: 107.8682 Melting Point: 1234.93K (961.78C) Boiling Point: 2435K (2162C) Density: 10.501 grams per cubic centimetre Phase At Room Temperature: Solid Element Classification: Transition Metal Period Number: 5 Group Number: 11 Origin-: The word silver derives from the Anglo-Saxon word seolfor. Silvers chemical symbol comes from the Latin word for silver‚ argentum. History and Uses-: Silver has been in use for over 5‚000 years. Silver is obtained from
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1.John is twice as old as his friend Peter. Peter is 5 years older than Alice. In 5 years‚ John will be three times as old as Alice. How old is Peter now? 2. John’s father is 5 times older than John and John is twice as old as his sister Alice. In two years time‚ the sum of their ages will be 58. How old is John now? 3. Joan is 3 times as old as her sister. In 3 yeas ‚ shee will be two years more than twice the age her sister will be then. What are their ages? 4. Kevin is 4 years older than
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Formulas Chapter: 1 Section: 2 * The empirical formula: the formula that gives the simplest ratio of the number of atoms in the compound. Determination of the empirical formula: 1. Find the mass in grams of each element. 2. Find the number of moles. 3. Find the simplest ratio of moles. Question 1. Mass of elements in g. 2. Number of moles of each element. 3. Simple ratio of elements. Practice problems * A 2.765 g sample of lead oxide was heated in a stream
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"The Silver Mine" the story is about this group of people who find a mountain that has silver in it. They end up taking some of the silver to a mineralogist to see the value of the mineral and they find out that it is silver. Later some of the men end up dying because all the money is corrupting them. "The Silver Mine" is by‚ Selma Lagerlof who has won the Nobel Prize as the first women ever to receive the prize. An abundance of money that you have not earned can corrupt you. First of all this
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1926-1928 no one would imagine this man would immigrate to Taxco and have a big impact on silver. Spratling played a big role in development‚ migration‚ and folk Mexican culture. At the time his work may not have seemed like a big deal but its influenced Mexican culture enough to be proudly displayed in the Mexican Cultural Institute 16th St mansion. The name of the event I chose to attend is “ Silver on Silver‚ William Spratling an American in Taxco” exhibit‚ where they displayed pieces created by
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Finding The Silver Lining 25 March 2014 Calgary Avansino For today’s Weekly Wellbeing piece‚ Calgary Avansino turns her attention to breast cancer‚ and what to do when you’re diagnosed with it. Every year‚ 55‚000 women in the UK alone are diagnosed with some form of breast cancer‚ which means that one person every ten minutes will be affected. It’s more important than ever to educate yourself‚ check yourself and protect yourself! Now an inspirational and‚ most
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In the early modern period‚ silver became the currency of the world. Never before had any good been so zealously sought after or acquired. Not even the grand spice trade routes over Asia could compare with the enormous scale and complexity the discovery of deposits of silver in Spanish America and Japan brought to global commerce. The silver trade initially brought extravagant‚ even opulent‚ wealth to Europe‚ China‚ Japan‚ and the traders in these nations‚ but in the end resulted in one of the most
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the mid sixteenth century a silver mine located at Potosi‚ South America was formed. This silver mine was one of the few major silver mines in the world‚ the others located in Northern Central America and Southern Japan. This certain mine was known for its distinctive rich black flint. Extensive excavation required more than three-thousand Indians to work away with picks and hammers to break up the ore and bring it up to the surface. Just after refining the ore‚ the silver is shipped to Spain then from
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rise in silver production was beneficial to the middle-men who made the trade possible‚ but eventually weakened the states that supplied and likewise received silver. It was fairly common believe in China that with arrival of large amounts of silver would bring prosperity; but with such an extreme amount of this precious metal coming into one are caused problems. The Ming Dynasty declared that all taxes must be payed in silver. This created great disruption in the economy since silver coins were
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The Silver Donkey‚ a tale of a young English soldier who fled the chaos of the first world war to be founded by two French sister‚ Marcelle and Coco. Lieutenant Shepard is temporarily blind and has walked away from the war as he found it too hard to bear. The two sisters hide and feed the soldier and in return of their kindness‚ he tells the sister marvellous tales‚ each story connected to the keepsake he carries in his pocket: a perfect tiny silver donkey. The lieutenant‚ himself longs to cross
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