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6. All alkalis are bases but not all bases are alkalis.
7. Acid + metal > salt + what?
8. What parts of the solutions swap their partners in precipitation?
9. Exothermic reactions...
- Transfer energy to surroundings, heating them
- Absorb energy from surroundings, cooling them
10. Nitric acid gives...
- Nitrate salts
- Nitrogen salts
11. Alkalis...
- Contain hydroxide ions OH-
- Contain hydrogen ions H+
12. Endothermic reactions...
- Absorb energy from surroundings, cooling them
- Transfer energy to surroundings, heating them
13. On the pH scale...
- Below 7 is acidic, above 7 is alkaline
- Below 7 is alkaline, above 7 is acidic
14. A burette should be used in what method?
- Titration
- Precipitation
- Neutralisation
16. Hydrochloric acid gives...
- Chloride salts
- Chlorine salts