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Calculate the number of mole of Na_(2)S_(2)O_(3) that will react with I_(2) obtained when 1 mole of K_(2)Cr_(2)O_(7) reacts with excess of Kl in acidic medium. |
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Answer» SOLUTION :`Cr_(2)O_(7)^(2-)+14H^(+)+6Ito2Cr^(3+)+7H_(2)O+3I_(2)` `3I_(2)+6Na_(2)S_(2)O_(3)to3Na_(2)S_(4)O_(6)+6NaI` |
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