. , . . .
5 ( 2-6) 100 50 . ( 1) 50 . 50 ( 2). , .
50 ( 2) ( 3). . 50 ( 3) , 6 , . 50 , ( 6) 50 . 1 ; , .
, , 40 . 10 NaOH . , , - ( ). 20.1.
20.1.
, | , | , | , | |
28.7 | 0.3157 | |||
28.8 | 0.3168 | 0.3168 | ||
28.9 | 0.3179 |
( = 0.110 ) , .
40 , ( 10 ), ( ) . : , , , , 10 , , . , .
(). ( 6), 10 .
|
|
, , .
, , . ( ), 50 () () . , , (C0) , 0 .
20.2.
20.2.
( ) | ( ) | 1 , / | |||
0, | 50 , , | , | 50 , F, | ||
0.3168 | 15.84 | 0.3028 | 15.14 | 0.7 | |
0.1584 | 7.92 | 0.1463 | 7.315 | 0.605 | |
0.0792 | 3.96 | 0.0715 | 3.575 | 0.385 | |
0.0396 | 1.98 | 0.0352 | 1.76 | 0.22 | |
0.0198 | 0.99 | 0.0187 | 0.935 | 0.055 | |
0.0099 | 0.495 | 0.0093 | 0.45 | 0.045 |
(. 20.1), (), , (/).
. 20.1. .
K : . 20.3 lg C. , lg C, , , . 20.2. , , , , lg K, . K .
20.3.
- | - lg C | |
0.15 | 0.527 | |
0.2182 | 0.835 | |
0.4145 | 1.146 | |
0.658 | 1.453 | |
1.259 | 1.744 | |
1.34 | 2.05 |
.20.2. .
= 0.783 lg K = 0.4; , K = 2.51 = 2.51.10-3 , : .