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0.45 g of acid (mol. Wt.=90) was exactly...

`0.45 g` of acid (mol. Wt.`=90`) was exactly neutralized by `20 ml` of `0.5(M) NaOH`.
The basicity of the given acid is

A

1

B

2

C

3

D

4

Text Solution

Verified by Experts

The correct Answer is:
B
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