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. 1. ( , , ó )




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 /)

19 ղ̲ ˲

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1. . .

2. г .

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5. . 糿.

6. 糿: , , , .

 

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[1], [5], [20], [22]

 





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: 2015-11-05; !; : 409 |


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