A substance that has the ability to react with bases to form salt. The pH of an acidic solution is less than 7. pH 7 is neutral (e.g., pure water). Acids are pH 0 to less than 7. Similarly, bases are greater than 7 to 14. The usual definition of an acid is any substance that can donate a hydrogen ion.

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2017-12-23T00:34:17+00:00