What is pH?
✓ Correct Answer: Option B
The pH scale ranges from 0 to 14, measuring how acidic or basic a solution is. pH 7 is neutral, below 7 is acidic, and above 7 is basic (alkaline). Pure water has a pH of 7.
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This 2-level Everyday Science question from the Chemistry - Elements & Compounds topic is part of One Paper Preparation's free exam preparation library. Each question includes the correct answer and a detailed explanation to help you understand the underlying concept, not just memorize the answer.
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