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10 ml of H(2)O(2) solution on treatment ...

10 ml of `H_(2)O_(2)` solution on treatment with Kl and titration of liberated lz required 20 mL of 1 N hypo solution. What is the normality of `H_(2)O_(2)` solution?

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2
`H_(2)O_(2)+2ItoI_(2)`
`I_(2)+2S_(2)O_(3)^(2-)toS_(4)O_(4)^(3-)+2I`
`H_(2)O_(2)=I_(2)=2S_(2)O_(3)^(2-)`
`N_(1)V_(1)=N_(3)V_(2)`
`H_(2)O_(2)`
`N_((N_(1)O_(2))=(20xx1)/(10)=2N`
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