unfold And The Environment communicate and The Environment Some materials argon so commonplace that we take them for granted. One of those materials is a white-flowered metal that has been with us for thousands of years. That metal is lead, still one of the worlds about(predicate) useful substances, and one that never ceases to find a dresser in human society. Lead has the atomic symbol of Pb (for plumbum, lead in Latin). The atomic number for lead is 82 and the atomic mass is 207.19 AMU. It melts at about 327.502 oC and boils at 1740 oC. Lead is a heavy, ductile, soft, gray solid. It is soluble in nitric hot and insoluble in water.
It is found in North, Central and southmost America, Australia, Africa and Europe. In modern times, lead has found a commodious range of uses, and world demand for lead and its products has steadily increased. Leads utility program stems from the metals many desirable properties: softness, high density, low melting point, gift to block radiation, resistance to corrosion...If you want to get a full essay, order it on our website:
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