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AP EAMCET2016ChemistryRedox Reactions

40 ~mL of x M KMnO ₄ solution is required to react completely with 200 ~mL of 0.02 M oxalic acid solution in acidic medium. The value of x is

Options

  1. A0.04
  2. B0.01
  3. C0.03
  4. D0.02

Correct answer

A. 0.04

Step-by-step solution

array r 2 KMnO ₄+3 H ₂ SO ₄+5( COOH )₂ K ₂ SO ₄+2 MnSO ₄+8 H ₂ O +10 CO ₂ array aligned & M₁ V₁ n₁ = M₂ V₂ n₂ & x 40 ~mL 2 = 0.02 200 ~mL 5 & x=0.04 M aligned

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