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Member for
3 years 2 monthsAge: 10+
Level: XTKJ
Language: Indonesian
(id)
ID: 1387190
13/09/2021
Country code: ID
Country: Indonesia
Main content: Sifat-sifat periodik unsur (1911952)
SIFAT-SIFAT PERIODIK UNSUR
Other contents: X
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