There is a sample of 10 volume of hydrogen peroxide solution. Calculate its strength

  1. A

    3.00%

  2. B

    4.045%

  3. C

    2.509%

  4. D

    3.035%

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    Solution:

    H2O2H2O+12O×2 2H2O22H2O+O222.4

    22.4 litre O2 at N.T.P obtained by 68 gm of H2O2

    10 litro O2 at N.T.P. obtained by

    6822.4×10=30.35gm/ litre 

    1000mlO2 at N.T.P. obtained by =30.35gm

     100 ml O2 at N.T.P. obtained by

    =30.351000×100=3.035%

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