Kalsium: Verskil tussen weergawes
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k robot Bygevoeg: si:කැල්සියම් |
→Eksterne skakels: + Commons |
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Lyn 197:
== Eksterne skakels ==
{{CommonsKategorie|Calcium}}
* [http://
* [http://environmentalchemistry.com/yogi/periodic/Ca.html EnvironmentalChemistry.com – Calcium]
[[Kategorie:Chemiese elemente]]
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