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200 mL of M/60 KMnO4 are used to oxidise a given sample of HCI. How many grams of CI2 are produced if redox rection takes place in acidic medium

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2KMnO4 + 16 HCI → 5 CI2 + 2MnCI2 + 2KCI + 8H2O

2 x millimole of KMnO4 = 5 x millimole of Cl2 

2 x 200 x 1/60 = 5 x millimole of Cl2

millimoles of Cl2 = (2/5) x (200/60) 

Mass of Cl2 = (2/5) x (200/60) x 71 x 10-3 g

⇒ 0.592g

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