:
1) .
2) .
, , .
1. V. :
1.1 V V 0 , c () c () . ,
V = V + V (6.4)
(6.2).
,
n ( ) = c () V ,
n ( ) = c () V
(6.2), :
| (6.5) |
| (6.6) |
(6.4) (6.5) (6.4) (6.6), V V , .
2) , NaOH.
V 3
c (34) /3 n (34) = c (34) V = 34. Na2HPO4 / NaH2PO4, : (I ) - - (II ) -:
(2):
NaOH n .(I+II ) = + , NaOH,
m (NaOH) = =(a + x) M (NaOH);
, :
, ( ).
V n n , (6.2):
) nX:
:
n (.) = n ; n(.) = n + .
:
| (6.7) |
() > ().
|
|
|
) M(OH)n:
:
n (.) = n + ; n (.) = n -
:
| (6.8) |
: () < ().
: n n , .
) c c , (6.1) , , .
