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Verified answer
keadaan "basa"Cr(OH)₃ + H₂O₂ → CrO₄²⁻ + H₂O
Cr(OH)₃ + H₂O₂ → CrO₄²⁻ + H₂O + 2H⁺ + OH⁻
Cr(OH)₃ + H₂O₂ + H₂O → CrO₄²⁻ + H₂O + 2H⁺ + OH⁻
Cr(OH)₃ + H₂O₂ + H₂O + 1e⁻ → CrO₄²⁻ + H₂O + 2H⁺ + OH⁻ (setara)