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Pure water is tested with universal indicator paper. Its pH reads:
A9
B7
C3
D5
Answer & Solution
Correct answer: B. 7
1. A neutral solution is neither acidic nor basic.
2. Its value sits at the middle of the scale.
3. So the pH is 7.
_Source: syllabus Science Class X, Chapter 2, Acids, Bases and Salts._
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