Why is excess base used?

Related questions

1. Does Zinc react with dilute nitric acid?
2. What ions do acids produce in water?
3. What happens when copper carbonate reacts with hydrochloric acid?
4. Does copper metal react with concentrated nitric acid hno3 AQ?
5. Why zinc does not react with nitric acid?
6. What information is conveyed by a balanced chemical equation?
7. What is ionic equation?
8. Does Aluminium react with nitric acid?
9. What happens when iron reacts with dilute Sulphuric acid?
10. What is balanced chemical equation Why should chemical equation be balanced?

Tags

1. #water
2. #metal
3. #copper
4. #hydroxides
5. #until
6. #called
7. #transition
8. #oxides
9. #dissolve
10. #extra
11. #excess
12. #needed
13. #insoluble
14. #oxide
15. #other