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What is the weight in gram of available O_(2) per litre from a solution of H_(2)O_(2), 10 mL of which when titrated with N//20 KMnO_(4) solution required 25 mL for the reaction ? 2KMnO_(4)+5H_(2)O_(2)+4H_(2)SO_(4)to 5O_(2)+8H_(2)O+2KHSO_(4)+2MnSO_(4) |
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