w-18: 1m
CUL Calul ae the mate o dittwion of coat Vapon fnom
walU m in
a
thin lauen of osator
thin ae at h bottm, ofa
Assumu
of the wdd
dapth to duy ain tlooimg oven th top
thu enhiu SysBem a a 28 K 4atmaspheruc pusbun
wught ot
h
wll diamh 3m, find out the tot
ot the
acdton di thused pen Setond Fnom the Suntuce
Coaun n the wd Th dattusion toeffieient dcoadtr Vapon
m d y au a 298k tmospheruc powswu iS
2
O.256 x 1 m Th panhal pruuw oatu Vapoun
Sec
a 298k 0 o 0323 l o
oluhm
Gven
Pa. = 323 x10 9/2 ioPA 6
O o323 m
Z 6m
O.0323 x o .1G% atm
o 031 cm. , T # 252 21 k.
0.256 x 10 m7sec
AB
PR-1-Pa. 1-0 03l e o.q6 am
FB -PA atm
PBPeB = 0.q84 am.
PR
n(o)
A PAPA2)
RTZPgi
A (o6
2 5 61o
0.082.06 2a8 6 0 S
lmoleTS
P.al da
N Arua Mol. t of oarun
5.4a7X\o J 18
S.41 10 (3 13
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