Bromothymol blue is an indicator with a Ka value of 6×10^−5. What % of this indicator is in its basic form at a pH of 5 ? Bromothymol blue is an indicator with a Ka value of 6×10^−5. What % of this indicator is in its basic form at a pH of 5 ? November 17, 2020 Category: Chapter 6 - Ionic Equilibrium (Level 1 and Level 2) , Chapter 7 - Equilibrium , N Awasthi Physical Chemistry , Facebook Messenger WhatsApp Share this:TwitterFacebook Related