A method for determining the quantity of dissolved oxygen, Ask an Expert

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A method for determining the quantity of dissolved oxygen in natural waters requires a series of redox reactions. Balance the following chemical equations in that series under the conditions indicated:

(a) In basic solution: Mn2+(aq)+O2(g) -----> MnO2(s)

(b) In acidic solution: MnO2(s)+I-(aq) ------> Mn2+(aq)+I2(s)

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Category:- Chemistry
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