A bottle of H2O2 is labelled as 10 vol H2O2. 112 mL of this solution of H2O2 is titrated against 0.04M acidified solution of KMnO4. The volume of KMnO4 (in L) is :
A
1
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B
2
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C
3
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D
4
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Solution
The correct option is A1 5.6VH2O2=1N 10VH2O2=105.6N Milliequivalents of H2O2= Milliequivalents of MnO⊝4 105.6×112≡0.04×5 (n factor) ×V V≡1000 mL =1 L