1.uzupelnij reakcje rozpadu izotopow pierwiastkow
a/
214/94 Pu⇒....+0/-1 β
b/
227/89 Ac⇒...+4/2 He
2.
uzupelnij reakcje jadrowe
a/
14/7N+...12/6C+3/1T
B/
27/13Al+...30/15P+1/0n
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