User contributions for 170267209

18 October 2018

• 11:0111:01, 18 October 2018 diff hist +5 m Extremophiles Changed the link from the unmade "Acidic" page to the "Acid" page. current
• 10:5510:55, 18 October 2018 diff hist −2 m Hydrogen ion Changed the link from the unmade "Acidic" page to the "Acid" page

4 December 2017

• 17:2517:25, 4 December 2017 diff hist +2,365 Isomers Created subheadings and added examples of molecules