[填空题]
Estimate the number of air molec 0gov-ma736 h ou :xmql;su;vfules in c6eb6w mdh-va 6z*tr4a room of length 6.5 m, width 3.1 m, and height 2.5 m. Assume the temperature vh6w6 adr-4embtz6 *cis 22$^{\circ} $C. How many moles does that correspond to? $\times10^{27 }$ molecules moles