Moderate
The negative logarithm of the hydrogen ion concentration, a measure of the acidity of a solution is called_______________?
Correct answer: A. pH
- A. pH
- B. EC
- C. Cl
- D. Saliruiy
Explanation
pH is defined as the negative logarithm of hydrogen-ion activity or concentration and indicates acidity or alkalinity. EC measures electrical conductivity, so it is used mainly to assess soluble salts rather than acidity.
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