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100 ml of a sample of water requires 0.9...

100 ml of a sample of water requires 0.98mg of `K_(2)(M.W.= 294 )` in presence of the `H_(2)SO_(4)` for the oxidation of dissolved organic matter in it. The COD of the water sample is

A

78.4 ppm

B

1.6 ppm

C

3.2 ppm

D

6.4 ppm

Text Solution

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The correct Answer is:
B
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Knowledge Check

  • 100ml of a sample of water requires 0.98mg of K_2Cr_2O_7 (M.W. =294) in presence of the H_2SO_4 for the oxidation of dissolved organic matter in it. The C.O.D of the water sample is

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