Ответ:
Америций Am
Объяснение:
248/95Am----->232/90Th + 3(0/-1e) + 4(4/2He)
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Ответ:
Америций Am
Объяснение:
248/95Am----->232/90Th + 3(0/-1e) + 4(4/2He)
=========================