The negative logarithm of the hydrogen ion concentration, a measure of the acidity of a solution is called_______________?

Question

Accepted Answer

pH. A is correct because pH is the negative logarithm of the hydrogen ion concentration. B is incorrect because EC stands for Electrical Conductivity and measures solution conductivity. C is incorrect because Cl is a chemical symbol for chlorine. D is incorrect because Saliruiy does not match the term used to measure acidity.