6. What are the numbers on the Ph scale?
- 1 - 20
- 1 - 15
- 1 - 14
- 0 - 14
7. An alkali can be described as a ______ _____.
- Soluble base
- Insoluble base
- Soluble substance
- Insoluble substance
8. What is the name given to the reaction where an acid and an alkali mix to create a nuetral salt and water solution?
- Nuetralisation
- Reactation
- Production
- Saltation