WJEC GCSE Chemistry 3410QS · 1.3(l)
Benefits and drawbacks of hard water
- Code
- 1.3(l)
- In
- 1.3 Water
- Topic
- 1 Unit 1: Chemical Substances, Reactions and Essential Resources
- Course
- GCSE Chemistry 3410QS
- Board
- WJEC
Codes and titles are read by a script from WJEC's published specification and have not been checked by a person. What each point covers is in the specification itself: WJEC’s specification.
Points in 1.3 Water
- 1.3(a) Composition of natural water
- 1.3(b) Sustainable water supply
- 1.3(c) The treatment of the public water supply using sedimentation, filtration and chlorination
- 1.3(d) Fluoridation of water
- 1.3(e) Desalination of sea water
- 1.3(f) The separation of water and other miscible liquids by distillation
- 1.3(g) Simple methods to determine solubility and produce solubility curves
- 1.3(h) The interpretation of solubility curves
- 1.3(i) Hard and soft water
- 1.3(j) The difference between temporary and permanent hardness
- 1.3(k) Softening water
- 1.3(l) Benefits and drawbacks of hard water