Chemistry 0.0 / 5 ? ChemistryAcids, bases and saltsIGCSEEdexcel Created by: Vicky WilsonCreated on: 25-03-14 19:58 24315 Across 1. a dye that changes colour (9) 4. Strongly alkaline are this colour (6) 5. neutral is this colour (5) Down 2. base or.... (6) 3. acid + base > salt + (5)
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