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100 mL of 0.1N hypo decolourised iodine by the addition of x g of crystalline copper sulphate to excess of KI. The value of 'x' is(mol. weight of CuSO4.5H2O is 250)-1)5.0g, 2)1.25g, 3)2.5g, 4)4g. |
| Answer» 100 mL of 0.1N hypo decolourised iodine by the addition of x g of crystalline copper sulphate to excess of KI. The value of 'x' is(mol. weight of CuSO4.5H2O is 250)-1)5.0g, 2)1.25g, 3)2.5g, 4)4g. | |