Ruthenium (version 1) - Periodic Table of Videos

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Original upload date: Mon, 07 Jul 2008 00:00:00 GMT

Archive date: Sun, 05 Dec 2021 15:49:26 GMT

Newer version at More links in description below ↓↓↓ Ruthenium is element number 44 and has the chemical symbol Ru. It has a special place in the heart of P
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