Samarium - Periodic Table of Videos
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The team at periodicvideos has created a TED-Ed Lesson for every element of the periodic table. Samarium is element number 62 and its symbol is Sm.
Why was the sample of samarium that Pete showed us packed in argon?
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TED-Ed Best of Web are exceptional, user-created lessons that are carefully selected by volunteer teachers and TED-Ed staff.
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