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Chemistry, 29.11.2019 09:31 alyssaxsanchez
An atom has an average atomic mass of about 63.5 amu. what is the chemical symbol for the atom? consult the periodic table.
(points : 3)
pb
fe
eu
cu
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An atom has an average atomic mass of about 63.5 amu. what is the chemical symbol for the atom? con...
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