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Mathematics, 01.03.2021 21:50 gatorboy1788
The ion of an element has a negative three charge (-3). Mass number of the atom is 30 and the number of neutrons is 15. How many electrons does this ion contain?( Provide numbers only)
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The ion of an element has a negative three charge (-3). Mass number of
the atom is 30 and the numbe...
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