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Solutions with a pH above 7*

is a neutral solution
has a high concentration of hydrogen ions
has a low concentration of hydroxide ions
has a high concentration of hydroxide ions

User Akeem
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2 Answers

1 vote
Only 4. For the case of 2 it means it has a high concentration of H+, and the higher the concentration of H+, the more acidic and lower the pH of the solution.
User Fernando Allen
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3 votes
2 and 4 are both solutions with a pH above 7
User M Rostami
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