What is the value of the ion product constant for water (KW)? Chemistry Chapter 14 What is the value of the ion product constant for water (KW)? A) 0.0 B) 1.0 x 10^-7 C) 1.0 x 10^-14 D) 1.0 x 10^14 E) 1.0 x 10^7 Answer: C Learn More : Share this Share on FacebookTweet on TwitterPlus on Google+