CH-34
pH scale
Chemistry · Secondary 3 · Hard · pH scale
A student tests three aqueous solutions with universal indicator.
• Solution A gives pH 2.
• Solution B gives pH 7.
• Solution C gives pH 11.
Which row correctly describes the nature of each solution?
• Solution A gives pH 2.
• Solution B gives pH 7.
• Solution C gives pH 11.
Which row correctly describes the nature of each solution?
- A: acidic, B: neutral, C: alkaline
- A: alkaline, B: neutral, C: acidic
- A: neutral, B: acidic, C: alkaline
- A: acidic, B: alkaline, C: neutral
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