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

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

BITSATBITSAT 2016

Solution:

Wt. of $NH _{3}=26\, g =\frac{26}{17} g ; eq =1 \cdot 53\, g\, eq$
Vol. of soln. $=100 \,mc =0.1\, L$
$\therefore $ Normality $=\frac{1.53}{0.1}=15.3 \,N$