Korpa je prazna
Calcium
Calcium compounds are commony found in minerals and are indispensable in the body of organisms.
Hemija
7 – 10. godina
Autor: Vámos-Poljak Zsolt
Lektor: Horváthné Kunstár Andrea
Grafičar: Szőke Laura
Programer: Jeszenszky Anna
Oznake
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