In everyday life, for example on food packaging, the word ‘pure’ usually means ... bonded together. Most substances contain impurities. But if the particles in these mixtures are not ...

the particles in a colloid will not settle. In this virtual lab, you will be classifying different types of matter as either pure substances or mixtures. If the matter sample is classified as a pure ...

Everything we can see and touch, and quite a lot that we can’t as well, is made of tiny particles called ... so it is pure. When we mix two different pure substances together, like this, it ...