0.2325gh of organic compound was analysed for nitrogen by dumas method ,31.7 ml of moist nitrogen gas was collected at 25 C and 7555.8mm pressure. determine the % of nitrogen (aqueous tension (f)=23.8mm at 25 C) 2.0.151g of organic compound containing phosphorous gave 0.214g of magnesium pyrophosphate for the estimation of phosphorus. calculate the % of phosphorus.
Asked by Subiya Khan | 11th Oct, 2013, 10:35: AM
1. To determine the % of nitrogen
2. 263 g of Mg3(PO4)2 contains 31 g of phosphorus.
Therefore, 0.214 g of Mg3(PO4)2 will contain g of phosphorus.
0.151 g of organic compound contains g of phosphorus.
Therefore, 100g of compound will contain
Answered by Hanisha Vyas | 15th Oct, 2013, 06:31: PM
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