Chemistry 3 Questions and Answers 1.0 / 5 based on 1 rating ? ChemistryGCSEAll boards Created by: CharlieCreated on: 21-01-12 18:26 What is the water purifying process? 1. Filtered 2. Ozone added 3. More filtering 4. Passed through carbon granules 5. Treated with chlorine 1 of 6 Whats the difference between solute & solvent? Solute - a material which dissolves Solvent - liquid that the material dissolves in 2 of 6 What are the properties of hard water? Has dissolved compounds in it Reacts with ions in the soap to form scum 3 of 6 Whats the properties of permanently hard water? Contains calcium sulfate Doesn't soften when boiled 4 of 6 How can you soften water? Washing soda/sodium carbonate Ion exchange in water softeners 5 of 6 How to identify metal ions? Use a Nichrome wire and wet with acid Scoop up some sample metal ions and put into the bunsen burner 6 of 6
Comments
No comments have yet been made