Consider three 1.0 L flasks at 298 K temperature and 1.0 atm pressure. Flask A contains NH3; Flask B contains NO2; Flask C contains N2.

a) Which flask(s) contains the largest number of molecules? ______

b) In which flask(s) do the molecules have the largest root mean square speed? ______

c) In which flask(s) do the molecules have the highest average energy? ______