User talk:73.109.62.180

May 2018
Hello, I'm Mojo Hand. I wanted to let you know that one or more of your recent contributions to Manganese heptoxide 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 Help Desk. Thanks. Mojo Hand (talk) 21:45, 31 May 2018 (UTC)