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A $30 \%$ solution of hydrogen peroxide is
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The correct answer is:
'100 volume' hydrogen peroxide
$30 \%(w / v) \mathrm{H}_2 \mathrm{O}_2$ means that 30 grams of $\mathrm{H}_2 \mathrm{O}_2$
is present in $100 \mathrm{~mL}$ of the solution
$\Rightarrow$ It is equal to ' $100 \mathrm{~V}^{\prime} \mathrm{H}_2 \mathrm{O}_2$.
is present in $100 \mathrm{~mL}$ of the solution
$\Rightarrow$ It is equal to ' $100 \mathrm{~V}^{\prime} \mathrm{H}_2 \mathrm{O}_2$.
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