1.

2.5g sample of copper is dissolved in excess of H_(2)SO_(4) to prepare100 mL of 0.02 MCuSO_(4) (aq) . 10 mL of 0.02 M solution of CuSO_(4) (aq) is mixed with excess of Kl to show the following changes CuSO_(4) + 2Kl to K_(2)SO_(4) + Cu l_(2)2Cu l_(2) to Cu_(2)l_(2) + l_(2) The liberated iodine is titrated with hypo (na_(2)S_(2)O_(3)) andrequires V mL of 0.1 M hypo solution for its complete reduction . The volume (V) of hypo required is :

Answer»

2 ML
20 mL
1 mL
10 mL

Solution :N/A


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