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Chemistry, 19.08.2019 17:00 noahdavis58

Which isotope will spontaneously decay and emit particles with a charge of +2?
(1) 53fe (3) 198au
(2) 137cs (4) 220fr

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Which isotope will spontaneously decay and emit particles with a charge of +2?
(1) 53fe (3) 1...
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