A physics lecture room has a volume of 210m3.
1. For a pressure of 1.00 atm and a temperature of 26.0C, utilize the ideal-gas law to estimate the number of air molecules in the room. Presume all the air is N2. Express your answer to three important figures and include the appropriate units.
2. Compute the particle density-that is, the number of N2 molecules per cubic centimeter
Express your answer to three important figures and include the appropriate units.
3. Compute the mass of the air in the room.
Express your answer to three important figures and include the appropriate units.