CH-1104
pH scale
Chemistry · Secondary 4 · Medium · pH scale
A solution has a pH of 3.
Which statement about this solution is correct?
Which statement about this solution is correct?
- It has a higher concentration of ions than a solution of pH 5.
- It is neutral and contains equal amounts of and ions.
- It is alkaline and turns red litmus paper blue.
- It has a lower concentration of ions than pure water.
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