. . , .
.
(. 1). lnC (. 2). 1/ (. 3).
. 1. .
. 2. lg C .
. 3. 1/ .
k , , 1 /. .
.
/, ,
:
d
v = = k 0; k 0 ∙-1,
d t
:
d d C 1
v = = k 1∙ C; k 1 = = ; k 1 -1.
d t C ∙ d t d t
:
d d C 1
v = = k 2∙ C 2; k 2 = = ; k 2 -1∙ -1.
d t C 2 ∙ d t ∙ d t
:
d d C 1
v = = k 3∙ C 3; k 3 = = ; k 1 -2∙ -1.
d t C 3 ∙ d t 2 ∙ d t
:
d d C
v = = k 1∙ C; = k 1d t
d t C
, :
ln = k 1 t + const.
const = ln 0, .. t = 0 = 0
ln = k 1 t + ln 0;
ln ln 0 = k 1 t;
ln C / C 0 = k 1 t
1 C0 2,303 C0
k1 = ln k1 = lg
t C t C
, , 0 (C = C 0/2), :
2,303 C 0
k1 = lg
t ½ ½ C 0
0,693
t ½ =
k 1
.
:
d d C
v = = k 2∙ C 1∙ 2; = k 2d t
d t C 2
, :
= k 2 t + const.
const = 1/ 0, .. t = 0 = 0
|
|
1 1
= k 2 t +
0
1 1
= k 2 t
0
1 0
k 2 = ∙
t 0 ∙
, :
1 0 ½ 0
k 2 = ∙
t ½ 0 ∙ ½ 0
t ½ =
k ∙ C 0
:
2KJ + H2O2 + H2SO4 = J2 + 2H2O + K2SO4
22 + 2+ + 2J¯ = J2 + 2 2
. HJO:
22 + + + J¯ = HJO + 2 ( )