Copper ***

Описание к видео Copper ***

http://www.periodic-table.org.uk/elem...
Watch this video about the element copper. An ideal educational resource for chemistry students, schools and teachers. What is Copper? Information and facts regarding the element Copper. Info about the element Copper including the definition, name classification, history, discovery and occurrence. The physical properties and chemical properties of this element together with the uses of copper.

http://www.periodic-table.org.uk/inde...

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