practice exam 3 Q2B

Edit: I just found the thread with answers to this question but I can't figure out how to delete this post sorry!!

Olivia, see the discussion below "Practice exam #3 - QUESTION 2" recall that you need to login using your CWL to see all posts You are on the right track: as indicated below by Blaise "On soils containing iron sulphide, the iron sulphide will oxidize to produce iron oxides and sulphuric acid." So think about ways to reduce O₂ in these soils