Analytical Chemistry Question 113

Question: 8 ml of $ \frac{N}{10}HCl $ are required to neutralize 20 ml solution of $ Na_2CO_3 $ in water. Normality of $ Na_2CO_3 $ solution is

Options:

A) 0.40 N

B) 0.040 N

C) 4.0 N

D) 1.4 N

Show Answer

Answer:

Correct Answer: B

Solution:

N1V1 = N2V2
$ \Rightarrow \frac{1}{10}\times 8=N_2\times 20, $
$ \therefore N_2=0.04N $