An Examination of the Element, Platinum (477 words, 2 pages)
Platinumsubject Chemistrytitle Platinum Platinum is a relatively rare, chemically inert, metallic element. It symbolis Pt, atomic number is 78, and its atomic weight is 195.09. Platinum is oneof the heaviest substances known. One cubic foot of Platinum weighs 21 timesas much as a cubic foot of water. A grayish-white metal, ...
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