In the estimation of nitrogen by Duma's method 1.18g of an organic compound gave 224 ml of N_(2) at STP. The percentage of nitrogen in the compound is

In the estimation of nitrogen by Duma's method 1.18g of an organic com

1.	In the estimation of nitrogen by Duma's method 1.18g of an organic compound gave 224 ml of N_(2) at STP. The percentage of nitrogen in the compound is
Answer» `20.0` `11.8` `47.5` `23.7` Solution :% of `N=("VOL. of "N_(2)" gas")/("wt.of org. compoun").(28)/(22400).100` `=(224)/(1.18).(28)/(22400).100=23.7%`