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0.3 g of an oxalate salts was dissolved ...

`0.3 g` of an oxalate salts was dissolved in `100 mL` solution. The solution required `90 mL` of `N//20 KMnO_(4)` for complete oxidation. The `%` of oxalate ion in salt is:

A

0.33

B

0.66

C

0.7

D

0.4

Text Solution

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The correct Answer is:
b
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