Question

What is ph?

how basic a solution is
how acidic a solution is
the concentration of potassium ions in a solution
the concentration of hydrogen ions in a solution

Answer 1

The concentration of hydrogen ions in a solution

Step-by-step explanation:

I got it right on the test!

Answer 2

I think the best option is the fourth statement. pH is the measure of the concentration of hydrogen ions in a solution. It is expressed as: pH = -log [H+]. However, it is also an indicator of the acidity and alkalinity of a solution.