, . , . vμ - , 1-2-3-4 (. 30).
, f 1 , . , 1-2,
. , , 12, -. , , V'μ, 1 V''μ, 2. 2 . Q1 , (r).
2 , 3, (dp).. (җdT). ( dT) ( dp) , 4. 4 .
, 34, Q2 = Q1 δQ.
41 4'1 , 1. - dp (V"μ V'μ) (V3μ V4μ,) . 1-2-3-4 1-2-3-4',
δL = (V"μ V'μ) dp
ηt = [ (T dT)]/T = dT/T.
ηt = δL/Ql , Q1 a r ηt ,
δL/r = dT/T
. δL ,
[(V"μ V'μ) dp]/r = dt/T
dp/dT = r/[T(V"μ V'μ)]. (173)
(173) . , ( ) . (173) r λ ( ) .
dp/dT = λ/[T(V"μ V'μ)] (174)
(174) , .
, ( ) (. . 25), . . μ' = μ", μ' μ" .
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μ = G/n, dG'/dn' = dG"/dn".
, , . . dG' = dG". dG' dG" (110),
V'μdp - S'dT = V''μdp - S"dT.
dp/dT = (S'' - S')/ (V"μ V'μ)
, ΔS = ΔQ/T, , λ, (174):
dp/dT = λ/[T(V"μ V'μ)].
V'μ V"μ. (174)
dp/dT=λp/T V"μ (175)
(2) RT/p,
dp/dT = λp/RT2
, dp/p d (ln p),
d (In p)/dT = λ/RT2. (176)
(177)
= const.
, . . , λ (λ = const) (177),
lg = λ/2,303R +
(178)
= const.
, (178) ( ) 1 2, T1 2 .
(173) , . , . . V = (G/p)T S = - (G/p).
( , ) , , .
12
. , .
, , . , ,
μcp = - T(2G/T2)p
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, I II (. 31). .