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When 100 mL of an aqueous of H(2)O(2) is...

When `100 mL` of an aqueous of `H_(2)O_(2)` is titrated with an excess of `KI` solution in dilute `H_(2)O_(2)`, the liberated `I_(2)` required `50 mL` of `0.1 M Na_(2) S_(2)O_(3)` solution for complete reaction. Calculate the percentage strength and volume strength of `H_(2)O_(2)` solution.

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