Sulfur is another element. It contains only sulfur atoms, and nothing else, so it is pure. When we mix two different pure substances together, like this, it’s a mixture. This is now a mixture of ...

Like real gold and Fool’s gold. But what if my sample has several different types of elements and compounds all mixed together? Matter can also be classified as a mixture. Mixtures can either be ...

which also means that garlic powder is not a pure substance but rather a mixture. But why is this the case? In science, a pure substance is either a chemical element or a compound. Elements are ...