Report copyright - Periodic Table of the Elements - LMU · 2016. 11. 25. · 15.9994 32.066 78.96 127.60 (209) 18.9984032 35.4527 79.904 126.90447 (210) 4.002602 20.1797 39.948 83.80 131.29 (222) 1.00794
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