Which minerals and in what form are present in ground water?
(a) Fe & Mn in Ferrous and Manganous
(b) Fe & Cu in Ferric and Cupric
(c) Fe & Mn in Ferric and manganous
(d) Cu & Mn in Cuprous and manganous
This question was posed to me in final exam.
I'd like to ask this question from Wastewater Management in division Other Major Topics in Civil Engineering of Basic Civil Engineering