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Isep Wahyudin

on 4 February 2013

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Transcript of Radioaktif

Unsur atau zat radioaktif adalah unsur yang mempunyai inti tidak stabil, sehingga dapat berubah menjadi inti atom unsur yang lain. inti tersusun dari proton dan neutron Pengertian Disusun oleh :
Isep Wahyudin
Rizki Ramadhan Unsur Radioaktif Henri Becquerel
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