.
1
(
1
i.
, V 1,
-V,
V 2,
3,
1
=8atm, V1=2L,
1
=500 . ,
T4=862 ,
V 4,
.
4,
5,
-V,
.
3
.
:
=1000 ,
.
,
V- .
2 1
1)
, V- .
=1,67.
V2=4L, P3=4atm, V4=10L, P4=2,75atm, T5=172,4
3 mole R
n
: 1 2 2 3 3 1
1
=273
2
. .
4
=323
: R=8,314 J/mole .
W =12,26J 1
n 1
=3,4atm.
5 mole R
=340 .
=1,4, ,
,
,
1.700ln2J.
, 2.
3
. . . .
3
2,
.
:
3, 1 .
V3=8,2L, T3 279K,
5
=1dm
L1=0,48m.
U1
R=8,314 /mole
3=-762,5J,
1
2
x,
.
3, .
W =109,85J Q2
=1atm.
3=-1.068,5J
m=100kg. ,
, .
=2
.
.
. . 1