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we (YES WE) are studying ts
Acetate
(C²H³O²)⁻
Ammonium
(NH⁴)⁺
Bicarbonate
(HCO³)⁻
Carbonate
(CO³)²⁻
Chromate
(CrO⁴)²⁻
Cyanide
(CN)⁻
Dichromate
(Cr²O⁷)²⁻
Hydroxide
(OH)⁻
Nitrate
(NO³)⁻
Nitrite
(NO)²⁻
Permanganate
(MnO⁴)⁻
Phosphate
(PO⁴)³⁻
Sulfate
(SO⁴)²⁻
Sulfite
(SO³)²⁻