1. ( , , ó ).
2. 8,10 () (Cu i Cl2) 13,4 . CuCl2.
(: ) ﳿ 5,85 NaCl 25 º 820 º, (t) 800 º, 50,66 /, - = 66,46 /. 30,18 /; ) - 722 /. , 
, 
)
3. : CaCO3() = CaO() + CO2(), :
- ∆º ∆Sº ;
- 2000;
- .
Ҳί
ó . - ? ?
| г | |
| CO2() + H2 () = CO() + H2O() | |
| CO2() + 4 H2 () = CH4 () + 2 H2O (p) | |
| 4 NH3() + 3 O2() = 2N2() + 6H2O(p) | |
| 4 NH3() + 5 O2() = 4NO() + 6H2O | |
| 2SO2() + O2() = 2SO3() | |
| 2H2S() + 3 O2() = 2SO2() + 2H2O() | |
| CH4() + H2O() = CO() + 3H2() | |
| C2H5OH(p) = C2H4() + H2O() | |
| 2CO2() + 2 H2O() = C2H4() + 3O2() | |
| Ca(OH)2(k) + CO2() = CaCO3(k) + H2O(p) | |
| 2KCl(k) + 3O2() = 2KClO3(k) | |
| NH4NO3(k) = N2O() + 2H2O() | |
| 2SnO2(k) = 2SnO(k) + O2() | |
| 4FeO(k) + O2() = 2Fe2O3(k) | |
| Fe3O4(k) + H2() = 3FeO(k) + H2O() |
-1. ϳ 19,88 (II) () 12,63 .
u2(), :
∆Ͱ. (uO) = -156 /,
∆Ͱ . (2) = -286 /.
-2. 3, 20 30 .
∆0. (O) = -635 /;
∆0. (O3) = -1206 /;
∆0. (O2) = -393,5/.
-3.
336 3 ( ' 2 ), ?
(∆0. (2) = -286 /;
∆0. () = -110,6 /;
∆0. (2) = -393,8 /).
-4. ∆G298 :
3 Ni() + 21() = 3 N() + 123()
∆Gº298 (NiO) = -211,6 /,
∆Gº298 (123) = -1583,3 /.
-5. :
12 + 2Ͳ = 2 + 21
1 12 ( ..), 10,47 . .
|
|
|
-6. ﳿ 31,77 . 1083 , - 10 /.
-7. ∆Gº298 :
213() = 2 1() + 3 2()
∆Ͱ.(lO3)= -391,2 /; Sº(lO3)=143,0 /; ∆Ͱ. (KCl)= -435,9 /; Sº(KC1)=82,6 /;
Sº(O2) = 205,0 /.
-8. :
4 + 22 = 2 + 2 2; ∆ = -891,3 .
100 ..?
-9. ∆G298 , .
3() = () + 2(),
∆º.(CaCO3)= -1207,7/; Sº(CaCO3)=91,6/;
∆º.()= -635,0 /; Sº(CaO) = 39,7 /; ∆Ͱ.(2)= -393,8 /; Sº(CO2) = 213,8 /.
-10. 269,2 /. 1539 . ﳿ 2 .
-11. g3, 8,4 8,8 .
∆Ͱ.(MgO) = -601,2 /;
∆Ͱ.(MgCO3) = -1096 /;
∆Ͱ.(CO2) = -393,5 /.
-12. :
) 2 1() + r2() = 2 r() + l2(),
) 2 r() + 12() = 2 1() + 2().
∆G0298 (1) = - 408,0 /,
∆G0298 () = - 379,2 /.
-13. ∆G298 , :
u() + () = u() + O()
∆G0298 (CuO) = - 129,9/,
∆G0298 (CO) = -137,2 /.
-14. 䳿 13,49 1 127,2 . , 䳿 .
-15. , 200 20 80 ? (
75,3 /)
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