Testing for nitrate ions 0.0 / 5 ? ChemistryAnalysing substancesGCSEAQA Created by: ohhhhhCreated on: 03-03-16 19:49 25314 Across 1. What gas is given off? (7) 4. What colour does the gas turn universal indicator paper/litmus paper? (4) 5. What powder do you add? (9) Down 2. What do you do to everything? (4, 8) 3. What solution do you add? (6, 9)
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