1.

During the estimation of nitrogen in an organic compound by Kjeldhal's method, the ammonia evolved from 0.5g of the compound was absorbed in 50 ml of 0.5 M H_(2)SO_(4). The residual acid required 60 ml of 0.5 M NaOH solution.The number of grams of NH_(3) releaed in the process is

Answer»

`0.4`
17
`0.34`
30 ml

Solution :No. of gm. of `NH_(3)` RELEASED `=(20)/(1000)xx17=0.34`


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