A) 63
B) 50
C) 53
D) 23
Correct Answer: A
Solution :
We know that, \[w=\frac{ENV}{1000}\] \[\therefore \]Eq. wt. of acid\[=\frac{w\times 1000}{0.1\times 20}\] \[=\frac{0.126\times 1000}{0.1\times 20}\] \[=63\]
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