Analytical Chemistry Question 222
Question: How many grams of $ NaOH $ will be required to prepare 250 ml of 0.1 M solution
[EAMCET 1978]
Options:
A) 1 gm
B) 4 gms
C) 40 gms
D) 10 gms
Show Answer
Answer:
Correct Answer: A
Solution:
$ Molarity=\frac{wt.\times 1000}{Eq\text{. wt}\text{.}\times vol\text{.}} $
$ 0.1=\frac{wt.\ \times \ 1000}{40\ \times \ 250} $ \ wt. required = 1 gm
BETA
