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Member for
2 ปี 11 เดือนAge: 13+
Level: Tercero de Secundaria
Language: Spanish
(es)
ไอดี: 1059496
04/06/2021
Country code: MX
Country: Mexico
Main content: Tercer Revolución de la Química (1396397)
Identifica los electrones de valencia de cada elemento.
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