,3 MoLECULAR BA5/5 FoR/Tr AvD PRESSURE 3 upword-moving melecules of average lene wward-mowing molecu/ ) v nece5∞ ace above n55 →x- Momme,tum flox=mi 2 x E1 2499乙 scales Cos/dery mnward-mowing molecules