Demonstrations

A recent blog post, Flash Rocks from Green Chemistry and LEGO Brick Perspectives, described “flash rocks,” which are stones that produce flashes of visible light when rubbed or struck together.^1,2 The stones are typically composed of many q

Co-Authored by Dean J. Campbell*, Marius Stancu*, and Matthew Zhou* *Bradley University, Peoria, Illinois

Can you solve this new Chemical Mystery? (Video 1)

I recently had the opportunity to attend a conference of the Associated Chemistry Teachers of Texas (ACT2). I had  great time interacting with and learning from a whole bunch of wonderful chemical educators from the great state of Texas.

Can Alkaline Water Change Body pH?

The chemical reaction between violet-colored thionin and iron (II) ions produces a leucothionin, a colorless compound (Equation 1).^1,2

Co-Authored by Dean J. Campbell*, Kaitlyn Walls*, and Carley Steres* *Bradley University, Peoria, Illinois

I have always wanted to try the mercury beating heart experiment, in which a drop of liquid mercury is made to throb like a beating heart.¹ However, I have never conducted this experiment due to the issues associated with mercury toxicity.