Copernecium Stickers
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Description: An impeccable Copernecium design. Copernicium is a chemical element with symbol Cn and atomic number 112. It is an extremely radioactive, synthetic element that can only be created in a laboratory. The most stable known isotope, copernicium-285, has a half-life of approximately 29 seconds. Brought to you by Periodic-Tees.com
