20 mL of 0.02 M hypo solution is used for the titration of 10 mL of copper sulphate solution, in the presence...

Question

20 mL of 0.02 M hypo solution is used for the titration of 10 mL of copper sulphate solution, in the presence of excess of KI using starch as an indicator. The molarity of Cu^ 2+ is found to be _____ 10^ -2 M. [nearest integer] Given : 2Cu^ 2+ + 4I^ - Cu_ 2 I_ 2 + I_ 2 I_ 2 + 2S_ 2 O_ 3 ^ 2- S_ 4 O_ 6 ^ 2- + 2I^ -

Accepted Answer

4

JEE Main 2022 Chemistry question

Solution

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