If the concentration of OH- in a solution is 1.0 x 10^-5 M, what is the concentration of H+ in the solution at 25°C?

• A. 1.0 x 10^-7 M
• B. 1.0 x 10^-9 M
• C. 1.0 x 10^-14 M
• D. 1.0 x 10^-5 M

Answer: (B)