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Showing posts with label TABEL PEREODIK UNSUR. Show all posts
Showing posts with label TABEL PEREODIK UNSUR. Show all posts
Thursday, July 22, 2010

TABEL PEREODIK UNSUR

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Ternyata ini harus dihafalin ya ....untuk bio radiasi bio kimia dan lain lain nggak rugi kok hafal hahaha