The concentration of (H+) ions is 4 x 10-5 in a solution. Then pH of the solution will be (Given log 4 = 0.6) ? / Chemical Engineering Basics / By admin The concentration of (H+) ions is 4 x 10-5 in a solution. Then pH of the solution will be (Given log 4 = 0.6) ? A. 4.4 B. 5.6 C. 8.4 D. 2.4