60. Find the pH of the following solution [H3 0*] = 2.37 x 10-3 a. 1.6 C. 2.7 b. 1.4 d. 2.5 61. Find the pH of the following solution [3 0*] = 4.22 x 10-8 a. 8.4 C. 6.4 b. 7.4 d. 9.3 62. Determine the concentration of the following ion based on the pH. Express your answer in scientific notation. [H3 0*] in a solution with a Ph = 9.32 a. 4.2 x 10-10 C. 5.0 x 109 b. 5.0 x 10-10 d. 4.8 x 10-10 53. Determine the concentration of the following ion based on the pH. Express your answer in scientific notation. [OH-] in a solution with a Ph = 2.74 a. 2.6 x 10-10 C. 1.8 x 10-3 b. 4.7x 10-1 d. 4.6 x 104