Q.

An aqueous solution of 6.3 g of oxalic acid dihydrate is made up to 250 mL. The volume of 0.1 N NaOH required to completely neutralise 10 mL of this solution is:

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a

40 mL

b

20 mL

c

10 ml

d

4 mL

answer is A.

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Detailed Solution

Here, the volume can be calculated as,

6.31262250×1000×10=0.1×V

V=6.31262250×1000×100.1

V=40 mL

Thus, the correct option is A.

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