Question

The normality of $26\%$ (wt/vol) solution of ammonia (density $=0.855$ ) is approximately :

• A. 1.5
• B. 0.4
• C. 15.3
• D. 4

Answer 1

Answer: (C)

Wt. of $N{H}_3=26g=\frac{26}{17}g;eq=1\cdot 53geq$
Vol. of soln. $=100mc=0.1L$
$\therefore$ Normality $=\frac{1.53}{0.1}=15.3N$