Chemistry - Acids and Bases - Indicators and pH scale introduction - pH Predictions
10 pH-related questions. P1: 'Lemon juice has pH 2. Is it acidic, neutral, or basic?' (Acidic). P2: 'Soap has pH 10. Acidic, neutral, or basic?' (Basic). P3: 'A solution turns universal indicator GREEN. Its pH is approximately ___' (7 - neutral). P4: 'A solution turns litmus RED. It is ___' (Acidic)