This lab includes a demonstration of the proper use of a burette system for titrations; including a detailed description, instructional video, and opportunity for students to collect data to ...

An 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 their ...

Indian scientists have developed a smartphone app that helps colour-blind and visually impaired students detect colour changes in a routine lab experiment, thereby ensuring their active participation ...

From the very first day, they shouted at me – not for my mistakes, but for theirs. They mocked my inexperience, insulted me ...