User talk:CMC5031

September 2014
Hello, I'm Donner60. I wanted to let you know that I undid one of your recent contributions, such as the one you made with this edit to Le Chatelier's principle, because it didn’t appear constructive to me. If you think I made a mistake, or if you have any questions, you can leave me a message on my talk page. Thanks. Donner60 (talk) 07:09, 24 September 2014 (UTC)