, . , :
x | S | v |
P | T | -p |
n , n , n x1, x2,,xn , , n : P1, P2,,Pn.
2n .
. n = 2, .
, . ,
U = U(x1, x2,,xn)
,
Pk = Pk(x1, x2,,xn) (13)
(13) .
, (13) :
T = T(S, v) p = p(S, v).
, . S ,
F(p, T, v) = 0 (14)
(14) . .
( -):
pv = RT (15)
, R, . R ,
R = , (16)
μ .
, μ = 28,96 R= 8314/28,96= 287
, , . , , .
. , . (15) , 3 . , -.
.
pvμ = RμT (17)
(17) .. ;
, vμ .
(18)
(17) (18) (16), pv = RT. .
|
|
pW = MRT (19)
, ; W , 3.
(20)
.
, . , 1 ( = 28,96) 28,96 .
p = ρRT (21)
ρ = , , (22)