| No | Description | Difficulty | Syllabus | Level | |
|---|---|---|---|---|---|
| 1 | 3 Chemicals manufacture, find d; 3NI | Easy | Undergraduate | Level1 | Related material |
| 2 | 3 Chemicals manufacture, find d+delta(d); 3NI | Easy | Undergraduate | Level1 | Related material |
| 3 | 3 Chemicals manufacture, find delta(d); 3NI | Easy | Undergraduate | Level1 | Related material |
| 4 | 3 Chemicals manufacture, find dx; 3NI | Easy | Undergraduate | Level1 | Related material |
| 5 | 3 Chemicals manufacture, find x; 3NI | Easy | Undergraduate | Level1 | Related material |
| 6 | 3 Chemicals manufacture, find x+dx; 3NI | Easy | Undergraduate | Level1 | Related material |
| 7 | n Chemicals manufacture, find dx; 3NI | Easy | Undergraduate | Level1 | Related material |
| 8 | n Chemicals manufacture, find x+dx; 3NI | Easy | Undergraduate | Level1 | Related material |
| 9 | n Chemicals manufacture, find x; 3NI | Easy | Undergraduate | Level1 | Related material |