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What pH value is considered neutral?

  1. 0-7

  2. 7

  3. 7-14

  4. None of the above

The correct answer is: 7

The pH scale ranges from 0 to 14, with 7 being considered neutral. Option A is incorrect because a pH value lower than 7 is considered acidic. Option C is also incorrect because a pH value higher than 7 is considered alkaline. Option D is incorrect because there is a value within the given range that is considered neutral. Therefore, B is the only correct choice.