0.28 g of an organic compound in Dumas method liberated 24 ml of nitrogen at STP. The percentage of nitrogen in the compound is

In Dumas method 0.5 g of an organic compound containing nitrogen gave 112 ml of nitrogen at S.T.P The percentage of nitrogen in the given compound is

2.8gm of a compound liberated 0.448L of nitrogen at STP.The percentage of N in the compound is

2.8gm of a compound liberated 0.448L of nitrogen at STP. The percentage of N in the compound

In the dumas method , for the the estimation of nitrogen , 0.84 g of an oranic compound gave 448 mL of nitrogen at S. T .P the percentage of nitrogen in the compound is ______.

0.365 g of an orgainc compound containing nitrogen gave 56 ml nitrogen at S.T.P. The percentage nitrogen in the given compound is

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