.


:




:

































 

 

 

 


-




 

1. .

2. .

3. (), .

4.. .

5. .

6. .

 

 

_______________________ ______________

 

1.

. , .

___________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________

 

1. 6 :

6

1 2 3 4 5 6
(0,9%), 5     4 4  
,   5        
(5%),     5      
,       1    
,         1  
NaCl, (3%),           5
, 5 5 5 5 5 5
: (+) (-)            

 

:

__________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________

 

2.

 

1. 7.

7

 

1

2

3 4 5 6
N1, 1%, 9

7

5 4 3 2
, 1 3

5

6 7 8
, 10 10

10

10 10 10
N1, % 0,9 0,7

0,5

0,4 0,3 0,2
 

 

       
               

2. , .

_______________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________

 

___________ ________________

 

 

11

 

 

:

1. .-. , .

2. .

3. .

4. , .

______________________ _______________

1.

 

1. ,

.

2. :

: :

______________________ ____________________

______________________ ____________________

3. .

____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________

2.

 

1. .

2. , 8 .

8

 

1 () 2 ()
,   10   10  
,   -   1  
, .   1-2   1-2  
0,1 NaOH, . - (1-2 ) -

 

: = (n - m) x 10,

 

n 0,1 NaOH,

;

m 0,1 NaOH,

(10 );

10 V V . .

 

 

( 40-70 , ).

 

 

/ m =

 

3. , 9 :

9

1 () 2 ()
, 10 10
, - 1
, . 2-3 2-3
0,1 HCl, . 1-2 (- ) -

:

 

= (n - m) x 10,

 

n 0,1 HCl,

;

m 0,1 HCl,

(10 );

10 V V . .

 

( 40-70 , ):

 

/ m =

 

4. . , ?

/ =

 

_____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________

 

:______________ :_________________

 

12

 





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