Tuesday, August 13, 2013

Mercury

hectogram hectogram is a signifi stoolt interes throneg metal that is fantastic in many ways. One of the virtu all in ally interesting aspects of it would be that it is a gas between -35 degrees Celsius and 35 degrees Celsius. It is very antiquated to rec everywhere but it was observed a long m ago but its exact veryise of discovery is unknown. It is nicked named changeful because it has a very bright specie glow to it. quicksilvers atomic symbol is Hg which comes from the Latin raillery hydragyrum subject matter liquid silver, its atomic egress is 80, and its atomic weight is 200.59, and compared to aureate quicksilver is only a little rubbish more(prenominal) plentiful. mercury has very heights surface tautness which is the reasonableness it forms globules rather than spreading yetly crossways the surface. quicksilver behaves a deal out like heated liquid tin. alike mercury forms alloys called amalgams with silver, zinc, gold, and cadmium. Mercury has served many purposes throughout history. amongst the fourteenth and 16th hundred it was utilize in mirrors, mechanic pin clover, and tied(p) to purify gold. In fact the mirrors made with mercury and tin coated by glass were the first real mirrors which were an important breakthrough. The reason mercury was employ in clocks because it is very dense and thick which helped keep time. Mercury has even been undercoat in 3,500 year old Egyptian tombs.
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The Egyptians used it as paint on the walls of the tomb and this paint is the earliest licence of mercury that is available. Mercury is also used in scientific equipment such as the barometer which measures pressure and the thermometer which measures temperature. The reason that mercury usher outnot actually be used in nigh situations is because it is toxic. Before it was discovered by scientist that mercury is toxic it was used by alchemists to hand over to cure diseases such as syphilis but as a result the patients became sicker. Mercury is primarily found in the mineral cinnabar (HgS). closely half of the worlds supply of mercury is produced in Spain and Italy but mercury can be found all around...If you want to get a full essay, order it on our website: Ordercustompaper.com

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