Sl
no. |
Ash
taken
(gm) |
NaOH
taken
(gm) |
Vol of
NaOH
(ml) |
Vol of
silicate
(ml) |
Specific
gravity |
% silica in solution |
Undigested
ash (gm) |
% silica
digested |
1 |
10 |
20 |
500 |
490 |
1.04 |
1.23 |
1.7 |
63.96 |
2 |
20 |
20 |
500 |
450 |
1.052 |
2.33 |
3.6 |
61.28 |
3 |
30 |
20 |
500 |
375 |
1.06 |
3.58 |
6 |
63.24 |
4 |
40 |
20 |
500 |
340 |
1.07 |
5.11 |
8.5 |
68.35 |
5 |
50 |
20 |
500 |
310 |
1.077 |
5.66 |
12.6 |
60.96 |
|