6. which contains more nitrogen?
- ammonium nitrate
- ammoniun sulfate
- ammonium carbonate
7. what is NPK fertiliser?
- nitrogen,potassium,krypton
- Nitrogen,phosphate,potassium
- nitrate,phosphate,sodium
8. ammonium solution is?
- neutral
- alkaline
- acidic
9. ammonium solution contains......ions?
- NH3
- OH-
- H+
10. ammonium nitrate is?
- inorganic fertiliser
- organic fertiliser
- don't know
