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Commercial sample of `H_(2)O_(2)` is labelled as 10 V. Its % strength is nearly

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Commercial sample of `H_(2)O_(2)` is labelled as 10 V. Its % strength is nearly
A. 3
B. 6
C. 9
D. 12
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Correct Answer - A
Applying the formula , we have , Volume strength = `5.6xx("Percentage strength")/("Eq. wt. of " H_(2)O_(2))xx10`
or `10=(5.6 xx "Percentage strength")/(17)xx10`
Percentage strength =`(17)/(5.6)=3.03~=3`
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