Q34 / 180 · KCET 2023 · Chemistry

A $30 \%$ solution of hydrogen peroxide is

  • A
    '30 volume' hydrogen peroxide
  • B
    '10 volume' hydrogen peroxide
  • C
    '50 volume' hydrogen peroxide
  • Correct answer
    D
    '100 volume' hydrogen peroxide

Solution

$30 \%(w / v) \mathrm{H}_2 \mathrm{O}_2$ 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 ' $100 \mathrm{~V}^{\prime} \mathrm{H}_2 \mathrm{O}_2$.

Hence, the correct answer is option: 'D'.

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