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| + | '''pH''' is a scale used to measure the overall acidity or alkalinity of a solution based on the relative concentration of hydronium cations and hydroxide anions. A pH of 7 is considered neutral, low numbers represent an acidic solution, and high numbers represent a basic or alkaline solution. pH is measured on a logarithmic scale. | ||
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Revision as of 13:40, 23 September 2007
pH is a scale used to measure the overall acidity or alkalinity of a solution based on the relative concentration of hydronium cations and hydroxide anions. A pH of 7 is considered neutral, low numbers represent an acidic solution, and high numbers represent a basic or alkaline solution. pH is measured on a logarithmic scale.
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