First, let's cover the basics. A pure substance is made from only one compound or just one element with no other substances mixed in. Hold up those two glasses, Katie. Imagine the pompoms ...

First, let's cover the basics. A pure substance is made from only one compound or just one element with no other substances mixed in. Hold up those two glasses, Katie. Imagine the pompoms ...

The periodic table lists all of the known elements. Since real gold can be found on the periodic table, that makes it an element. Elements are a type of matter known as a pure substance. Elements ...

The powdered version is more similar to a clove of garlic than you may have thought, which also means that garlic powder is ...