Science Source General Science
EN_90286236_0114
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Liquid Mercury. Mercury (Hg), atomic numbe 80, is a silvery liquid used in thermometers and barometers. It is most commonly obtained by the reduction of the mineral cinnabar. Mercury is used in electrical apparatus, catalysis, poisons and dental amalgams. Mercury, or quicksilver, is a dense, silvery metal which is liquid at room temperature. It freezes at -38.9 degrees Celsius.
2010-02-13
EAST NEWS
Science Source
Charles D. Winters
bj4004
1,15MB
24cm x 18cm przy 300dpi
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