IntroductionAn acid-base indicator is a substance that changes color as the pH of the solution changes. Indicators work because they are weak acids which when in solution, exist in equilibrium with ...

Part II: Practicing Titrations. This is part of our Virtual Buffers Lab series: Understanding, Making, and Using Buffers This lab includes a demonstration of the proper use of a burette system for ...

I’m sure many of you reading this can remember your first acid-base titrations in chemistry class—the thrill of watching the pH indicator change color, and the fear of opening the stopper too ...