Table 3.
Experimental and theoretical percentages of chemical elements in the samples.
| Sample | wt% Si + O (a) | wt% C | wt% H | wt% N | |
|---|---|---|---|---|---|
| M | Experimental | 74.60 | 20.30 ± 0.39 | 4.70 ± 0.04 | 0.41 ± 0.03 |
| Complete condensation | 77.6 | 17.90 | 4.51 | 0.00 | |
| Incomplete condensation 1OH | 78.93 | 15.78 | 5.30 | 0.00 | |
| Incomplete condensation 2OH | 79.97 | 14.11 | 5.92 | 0.00 | |
| MA | Experimental | 74.17 | 18.81 ± 0.35 | 5.05 ± 0.10 | 1.96 ± 0.02 |
| Complete condensation | 72.92 | 20.18 | 4.94 | 1.96 | |
| Incomplete condensation 1OH | 74.70 | 17.92 | 5.64 | 1.74 | |
| Incomplete condensation 2OH | 76.12 | 16.11 | 6.20 | 1.57 | |
| Mt | Experimental | 84.03 | 11.87 ± 0.17 | 3.52 ± 0.05 | 0.58 ± 0.03 |
| Complete condensation | 85.43 | 11.64 | 2.93 | 0.00 | |
| Incomplete condensation 1OH | 85.84 | 10.22 | 3.94 | 0.00 | |
| Incomplete condensation 2OH | 86.17 | 9.10 | 4.73 | 0.00 | |
| MtA | Experimental | 76.92 | 15.31 ± 1.12 | 4.47 ± 0.04 | 3.30 ± 0.06 |
| Complete condensation | 74.01 | 17.95 | 4.24 | 3.81 | |
| Incomplete condensation 1OH | 75.62 | 15.99 | 5.00 | 3.39 | |
| Incomplete condensation 2OH | 76.92 | 14.42 | 5.61 | 3.06 | |
| A_T | Experimental | 93.02 | 5.13 ± 0.07 | 1.68 ± 0.17 | 0.17 ± 0.08 |
| Complete condensation | 100.00 | 0.00 | 0.00 | 0.00 | |
| Incomplete condensation 1OH | 98.54 | 0.00 | 1.46 | 0.00 | |
| Incomplete condensation 2OH | 97.42 | 0.00 | 2.58 | 0.00 | |
| A_TA | Experimental | 73.16 | 17.40 ± 0.59 | 4.26 ± 0.09 | 5.18 ± 0.09 |
| Complete condensation | 74.07 | 16.25 | 3.64 | 6.32 | |
| Incomplete condensation 1OH | 75.36 | 14.56 | 4.42 | 5.66 | |
| Incomplete condensation 2OH | 76.63 | 13.19 | 5.06 | 5.13 |
(a) The values indicated for Si + O are the differences between the sum of the other elements and 100%.