1. A 31.4mL sample of nitrogen gas was collected over water at 23.7 degrees Celsius as well as a barometric pressure of 706mmHg. Define what mass of nitrogen was collected? Vapor pressure of water at 23.7 degrees Celsius is 22mmHg.
2. Chloroform (CHCl3) became popular as an anesthetic after Queen Victoria delivered her eight child as anesthetized by chloroform in 1853. Explain what is the density in grams per liter of chloroform at 35 degrees Celsius and 850torr?
3. Explain how many liters of H2 are needed to make 327L of NH3 by the reaction: N2 (g) + 3H2 (g) -->2NH3 (g), if the gases are at the same temperature as well as pressure?