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please help me! with Q1c.
what can decolourise acidified potassium manganate (VII) solution.
iodine, aqueous sodium hydroxide, ethanol, dilute hydrochloric acid, sodium iodide or aqueous potassium iodide?

please help me with Q1c what can decolourise acidified potassium manganate VII solution iodine aqueous sodium hydroxide ethanol dilute hydrochloric acid sodium class=