User talk:174.138.214.173

January 2021
Hello, I'm ComplexRational. I wanted to let you know that one or more of your recent contributions&#32;to Isotopes of ytterbium have been undone because they did not appear constructive. If you would like to experiment, please use the sandbox. If you have any questions, you can ask for assistance at the Teahouse. Thanks. ComplexRational (talk) 21:02, 21 January 2021 (UTC)
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