Q. of an organic substance was heated with conc. and then distilled with excess of strong alkali. The ammonia gas evolved was absorbed in of which required of for neutralization at the end of the process. The percentage of nitrogen in the compound is:

 229  174 Organic Chemistry – Some Basic Principles and Techniques Report Error

Solution:

Volume of taken
Volume of used for neutralization of unused acid
Now
of of
Volume of unused
Volume of required for neutralization of

of of
of solution contains nitrogen
of solution contains nitrogen

Percentage of nitrogen