() ()
1000 10 .. 1000 0,01
()
1000 (0,01-10)
, . .
, , . .
, , . . . , . .
, , , .
. (w) (m1) (m).
W = m 100%
m
, (%), . , . .
3.
1. 500 5% .
W = m1 100%
,
m1 = m w = 500 5% = 25
100 100%
, .
m 2=m m1 =500 - 25 = 475
VH2O=ρ m = 1 475= 475
25 475 .
2. 500 5% l2 62
l2
m1 = 500 5%= 25
100%
r CaCl2 = 111/;
Mr CaCl2 x 6H2O = 219/
.
219 I2 x 62 - 111 I2
I2 x 62 - 25 I2
= 219 25 = 49,3
111
mH2O= 500 49,3 = 450,7 450,7