Acidity in water is caused due to_______________?
(A) Mineral acids
(B) Free CO2
(C) Iron sulphate
(D) Aluminium sulphate
(E) All the above
Acidity in water is caused due to_______________?
(A) Mineral acids
(B) Free CO2
(C) Iron sulphate
(D) Aluminium sulphate
(E) All the above
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