A scale, running from 1 to 14, for expressing how acid or alkaline a solution is. A strong acid with a high concentration of hydrogen ions has a pH of 1-3, a neutral solution has a pH of 7, and a strongly alkaline solution has a pH of 10-14.
| Geography Dictionary: pH scale |
A scale, running from 1 to 14, for expressing how acid or alkaline a solution is. A strong acid with a high concentration of hydrogen ions has a pH of 1-3, a neutral solution has a pH of 7, and a strongly alkaline solution has a pH of 10-14.
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