90. (v21-106-25) l Be + 4 He -» 12 С + X
yadro reaksiyasi uchun X zarrachaning belgisini aniqlang.
A) n . Ð’) p
C) e
D) a
l Be + 4 He -» 12 С + X yadro reaksiyasi uchun X zarrachaning belgisin
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Îòâåò: |
Ñáîðíèê: Kimyo
Ïàðàãðàô: 3. Yadro reaksiyalari. Radiaktivlik
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