- . , , , . D S (. 64) , . , , m0v - (- 0) = 2 0v, m0 , v . D t D S , D S vDt (. 64). nDSvDt (n ).
. 64
, , , DS , . , 1/3 , - 1/6 - , . , , D S
l/6 nDSvDt.
, ,
(43.1)
V N , v1,v2,..., vn,
(43.2)
. (43.1) (43.2)
(43.3)
(43.3) - . .
(43.4) (43.5)
, n=N/V,
.
m=Nm0, (43.4)
= ( ),
Fm . , , pVm = RT. ,
(43.6)
M = m0NA , N , (43.6) ,
(43.7)
k=R/NA . , 480 /, 1900 /. 40 160 /.
(43.8)
( (43.5) (43.7)) . , =0 <e0> = 0, . . 0 , , . , , (43.8) - .
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