Solutions Question 383
Question: What will be the normality of a solution containing 4.9 g. $ H_3PO_4 $ dissolved in 500 ml water [MP PMT 2003]
Options:
0.3
1.0
3.0
0.1
Show Answer
Answer:
Correct Answer: A
Solution:
$ N=\frac{w\times 1000}{E\times volume,in,ml} $ , $ E=\frac{98}{3}=32.6 $
$ N=\frac{4.9\times 1000}{32.6\times 500}=0.298N $
BETA
