20mL of `H_(2)O_(2)` after acidification with dilute `H_(2)SO_(4)` required 30mL of N/12 `KMnO_(4)` for complete oxidation. Calculate the percentage of `H_(2)O_(2)` in the solution. Equivalent mass of `H_(2)O_(2)=17`.

20mL of H_(2)O_(2) after acidification with dilute H_(2)SO_(4) required 30mL of N/2 KMnO_(4) for complete oxidation. Calculate the percentage of H_(2)O_(2) in the solution. Equivalent mass of H_(2)O_(2)=17 .

20ml ofH_(2)O_(2) after acidification with dilute H_2SO_(4) required 30mlof (N)/(12)KMnO_4 for complete oxidation. The approximate strength of H_(2)O_(2) solution (ing/L)is : [Molar mass of H_2O_2=34 ]

20 mL of a H_(2)O_(2) solution after acidification required 20 mL of N/10 KMn O_(4) solution for complete oxidation. Calculate the percentage and volume strength of H_(2)O_(2) solution.

52ml of sample of hydrogen peroxide solution after acidification with dil. H_(2)O_(4) requires 100ml of 0.1M KMnO_(4) solution for complete oxidaitoin. Calculate percenatge strength and volume strength of H_(2)O_(2) solution.

A mixture of H_(2)C_(2)O_(4) and NaHC_(2)O_(4) weighing 2.02 g was dissolved in water and the solution made uptp one litre. 10 mL of this solution required 3.0 mL of 0.1 N NaOH solution for complete neutralization. In another experiment 10 mL of same solution in hot dilute H_(2)SO_(4) medium required 4 mL of 0.1N KMnO_(4) KMnO_(4) for compltete neutralization. Calculate the amount of H_(2)C_(2)O_(4) and NaHC_(2)O_(4) in mixture.