a) [ ]
b) [ ]
c) [ ]
21. , ( ),
:
_______________________________
22. :
:
a) [ ]
b) [ ]
c) [ ]
d) [ ] 30-50
e) [ ]
23. :
:
a) [ ]
b) [ ]
c) [ ]
d) [ ]
e) [ ]
24. :
:
a) [ ]
b) [ ]
c) [ ]
d) [ ]
25. I .
:
| , , , | ||
| , |
26. :
:
a) [ ]
b) [ ]
c) [ ]
d) [ ] NaOH
e) [ ] NaCl
27. ,
:
_______________________________
28. :
:
a) [ ]
b) [ ]
c) [ ]
d) [ ]
29. :
:
a) [ ]
b) [ ]
c) [ ]
30. :
:
a) [ ]
b) [ ]
|
|
|
c) [ ]
d) [ ]
31. , 650-550
:
| 1200 / | ||
| NaOH (10%) | 600 / | |
| 50 | 100-150 / | |
| 18 | 1100 / | |
| NaCl (10%) | 3 / | |
| 100 / |
32. :
