|
|
| m , | m , | m , | , | , /3 | Q , / | D , / | D , / | , % | |
| t | t | ||||||||||
| 1 | |||||||||||
| 2 | |||||||||||
1.
1.
D t = t t . (9)
2.
Cw = [(m + m ) + m ], /,
m , m , m , , , ; , , ,: = 4,184/ ; = = 0,753 / .
3. 1
, /,
, , /.
4. , (8):
5. D 
.
6. (. . 3) ,
, /.
7. :
%.
6. 4.
4
( )
| , / | D t,C | C w, / | Q, / |  , /
|  , /
| , % | |
| 1 2 |
2.
1. D t (9).
2. , :
Q = [(m + m ) + m ] × D t, ,
m , m , m , , , . 1 /3.
3. :
, /,
V , 3; ,/3 ().
4. :
.
5. 
.
|
|
|
6. . 4 :
%.
7. 3.
8. .
1
1. , 
.
3() + 3/22() = 2() + 22(); 
= 726,5 .
2. , ,
Cu() + ZnO() = CuO() + Zn()
, 
ZnO CuO , , -318,19 -127,19 /.
3.
() + 2() ↔ 2()?
4. , - ?
) CS2() + 3O2() = CO2() + 2SO2() 
= -1075 ;
) Fe2O3 + 32 = 2Fe() + 32() = 96,61 .
2
1. (III)
Fe2O3() + 3H2() = 2Fe() + 3H2O() , = 96,61 .
, 
= 38,7 /( )? (III)?
2.
CS2() + 3O2() = CO2() + 2SO2(), = -1075 .
3. Fe3O4
Fe3O4() + () = 3FeO() + 2().
?
4. ?
) Fe2O3() + 3H2() = 2Fe() + 3H2O(), = 96,61 ;
) MgO() + Al2O3() = (MgAl2)O4(), = -39 .
3
1. () , 4() 2(). ?
2. , - ?
) 2Al2O3() + 6SO2() + 3O2() = 2Al2(SO4)3(), = -1750 ;
) Cl5() = Cl3() + Cl2(), = -88 .
3. (III),
4Fe() + 2() = 2Fe2O3(), 
= -259 /.
4. 298 500 .
Fe2O3() + 3l () = 2Fe() + l 2O3().
?
4
1. CS2(). .
2. , - ?
N2H4() + O2() = N2() + 2H2O(), = 579 .
3.
4 + 22() = 2 + 42.
?
4. 100 20 , 1 40,7 . , .
|
|
|
5
1.
4() + 2() ↔ 22() + 22()?
2. 24() . , .
3. 298 1000 (III)
Fe2O3() + 32() = 2Fe() + 32()?
4. 90 100 , 1 40,7 . , .
6
1.
H2S() + 1,5O2() = 2() + SO2().
2.
4Cl() + 2() = 2Cl2() + 22()?
3. :
Na2CO3() = Na2O() + CO2().
10 ?
4.
22() + () = 22() + 2()?
.
7
1.
N2O() + NO() ↔ NO2() + N2()?
2. ,
() + 3() = 2() + (); = 480 /.
3. (III)
2Fe() + 32() = 2Fe2O3(),
:
2Fe() + 2() = 2FeO(); = -145 /;
4FeO() + 2() = 2Fe2O3(); = -259 /.
4. , - ?
) CS2() + 3O2() = CO2() + 2SO2(); = -1075 ;
) Na2CO3 + SiO2 = Na2SiO3 + CO2; = 819,29 .
8
1.
2N2O() + O2() ↔ 4NO()?
2. 3 N2O .
-877,76 . .
3. , - ?
) Zr() + ZrCl4() = 2ZrCl2(); = -215 ;
) Zr() + 2Cl2() = ZrCl4(); = -867 .
4.
22() + 5/22() ↔ 2() + 2()?
9
1. NO(). , 1 .
2. , - ?
) 2As() + 3F2() = 2AsF3(), = -184,2 ;
) AsF5() = AsF3() + F2(), = -317 .
3.
Fe2O3 + 32 = 2Fe() + 32().
4.
Al2O3 + 3SO2 ↔ Al2(SO4)3
?
10
1. 1
-3135,58 . .
|
|
|
2. , - .
) 4s() + 3O2() = 2As2O3(), = -1328 ;
) 2PbO2() = 2PbO() + O2(), = -116 .
3.
22() + 5/22() = 22() + 2().
.
4. () , 4() 2(). V = = const?
11
1. 
NH3() + HCl() ↔ NH4Cl().
2.
Fe2O3() + 32() = 2Fe() + 32().
3. :
) 6126() + 62() = 62() + 62();
) 6126() = 225() + 22().
?
4.
2NO() + 2() ↔ 2NO2()?
12
1.
3() + 3/22() = 2() + 22().
, , 3() 37,4 .
2. , - ?
) () + 2() = () + 2(), 
= 132 ;
) uO() + C() = Cu() + CO(), = -46 .
3.
66() + 7,52() = 62() + 32().
.
4. . .
13
1.
NaH() + H2O() = NaOH() + H2() ,
NaH NaOH , , -56,94 469,47 /.
2.
2() + 
2() ↔ 2()?
.
3.
25() + 32() = 22() + 32().
, , 42,36 /.
4. ?
) MgO() + Al2O3() ↔ (MgAl2)O4();
) 3() + 3/22() ↔ 2() + 22().
14
1.
4NH3() + 3O2() = 2N2() + 6H2O(), = -1530,28 .
.
2. ?
) () + 2() = () + 2(), = +132 ;
) uO() + C() = Cu() + CO(), = -46 ;
) MgO() + Al2O3() = (MgAl2)O4() , = -39 .
3.
2() + 2() ↔ 222()?
.
4. ?
FeO() + CO() ↔ Fe() + CO2(), = -17 .
15
1.
2PbS + 32 = 2PbO + 2SO2,
bS PbO , , -94,28
-217,86 /.
2.
|
|
|
Na2CO3 + SiO2 ↔ Na2SiO3 + CO2
?
.
3. ?
Na2O + SiO2 ↔ Na2SiO3, = -243,5 .
4. 3,
23() + 42() = 25() + 32(), = -2360 ,
(25) = -1549 .
4
