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  3. Chemistry
  4. From the given reaction 2KMnO4 + 3H2SO4 + 5H2O2 -> K2SO4 + 2MnSO4 + 8H2O + 5O2 Find the normality of H2O2 solution, if 20 mL of it is required to react completely with 16 mL of 0.02 M KMnO4 solution. ( Molar mass of KMnO4 = 158 g mol-1)

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Q. From the given reaction
$\ce{2KMnO_4 + 3H2SO_4 + 5H2O2 -> K2SO4 + 2MnSO4 + 8H2O + 5O2}$
Find the normality of $ \ce{H2O_2}$ solution, if $20 \,mL$ of it is required to react completely with $16\, mL$ of $\ce{0.02 \, M \, KMnO4}$ solution. ( Molar mass of $\ce{KMnO_4 = 158 \, g \, mol^{-1}}$)

AP EAMCETAP EAMCET 2018

Solution:

Correct answer is (d) $8 \times 10^{-2} N $