What is the [OH-] in a solution that has a pOH of 9.65? Chemistry Chapter 14 What is the [OH-] in a solution that has a pOH of 9.65? A) 4.5 × 10^9 M B) 4.5 × 10^5 M C) 9.8 × 10^-1 M D) 2.2 × 10^-10 M E) none of the above Answer: D Learn More : Share this Share on FacebookTweet on TwitterPlus on Google+