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 ...
ANCIENT alchemists wanted to transform common metals into gold. Now chemists have achieved a more subtle modern-day equivalent – converting the element boron from an acid to a base. The work could ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results
Feedback