11. A 239.4 mg sample of a drug designed to treat malaria was run through a series of reactions to convert all the nitrogen in the compound into N c The gas collected over water at 23.8°C and a pressure of 755,5 torr
had a volume of 18.66 L. The vapor pressure of water at this temperature is 22.11 torr. Calculate the percent
by mass of nitrogen in the sample
ini