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Member for
4 years 1 monthAge: 12-14
Level: 7.
Language: Hungarian
(hu)
ID: 207279
19/05/2020
Country code: HU
Country: Hungary
Main content: Atomok és elemek (1995251)
From worksheet author:
mengyelejev, fogalmak
Other contents:
Kémiai alapfogalmak
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