Add 10 to 15 drops of glycerol to the depression in the center of a pile of finely ground potassium permanganate in an evaporating dish on a heat proof surface. Stand back! Within a few seconds, the ...

Molecules of substance are moving equally in both directions. Diffusion can be observed by placing potassium permanganate into a beaker of water. After one hour, equilibrium has been reached which ...

If you live in the town of Bethlehem and notice a musty smell in your tap water, you’re not imagining it. Officials say the ...