[填空题]
Estimate the number of aii/ie r-f98cj qr molecules in a room of length 6. (zt/ d1 0p:9vmufywgr5 m, width 3.1 m, and height 2.5 m. (/:uvfpm g 9w 1dz0tyrAssume the temperature is 22$^{\circ} $C. How many moles does that correspond to? $\times10^{27 }$ molecules moles