Question

48 multiple choice 2 points the ph of any fluid is the measure of: the concentration of hydrogen ions. production of carbonic acid. bicarbonate ions. concentration of lactic acid.

Explanation:

The pH scale is defined based on the negative logarithm of the hydrogen - ion concentration in a solution. It measures the acidity or basicity of a fluid. Carbonic acid, bicarbonate ions, and lactic acid are not what pH directly measures.

Answer:

the concentration of hydrogen ions.