C3.2.1 Hard and Soft Water
- Created by: Clare Parry
- Created on: 02-05-15 17:58
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Clues
- A piece of equipment that softens water (3, 8, 6)
- Calcium and Magnesium ions for ppts when ____ softens hard water (6, 9)
- Contains Calcium and magnesium ions (4, 5)
- Contains Hydrogencarbonate ions (9, 4, 5)
- Forms a lather (4, 5)
- Our water is.... (4)
- Our water isn't... (4)
- Seawater is boiled and the vapours cooled to form pure water (12)
- This reaction (2HCO3 - CO3 + H2O) happens when temporary hard water is boiled. What's the scientific name? (7, 13)
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