One of the staples of kitchen chemistry for kids is making sugar crystals or rock candy. Why not? It is educational and it tastes good, too. [Science with Screens] has a different kind of crystal in ...

Discover the fascinating process of growing vibrant crystals from potassium ferricyanide, copper sulfate, and potassium alum with this in-depth crystal experiment. Watch as we prepare saturated ...

Speaker one In this practical we will be making a soluble salt called copper sulfate which is used to treat fungal diseases, such as foot rot in cattle. Speaker two Yep, something I struggle with ...

Copper sulfate (This is available via pet or aquarium stores and is used to combat algae or it is sold by home improvement stores as a root killer. Make sure the product is pure copper sulfate and ...

Copper-containing rock hosts only a small percentage of copper. Most of the rock is unwanted material, typically referred to as gangue. Depending on to what minerals the copper is bound, the rock is ...

Q: My wife and I have an outdoor patio built with colored, precast-concrete paving blocks. It doesn't take long each year for black mold and mildew to start growing on it. We also have an issue with ...

Refining precious metals is not as simple as polishing rocks that have been dug out of the ground. Often, complex chemical processes are needed to process the materials properly or in high quantities, ...

Note: This video is designed to help the teacher better understand the lesson and is NOT intended to be shown to students. It includes observations and conclusions that students are meant to make on ...