At 90∘C, pure water has [H3O+] as 10^−6molL^−1. What is the value of Kw at 90^∘ C ? At 90∘C pure water has [H3O+] as 10^−6molL^−1. What is the value of Kw at 90^∘ C ? November 17, 2020 Category: Chapter 7 - Equilibrium , Chemistry , JEE Adv and Mains Chemistry 41 Years Solved [...]