Students learn to identify various methods for separating mixtures to define density. Matter: Separation of Mixtures: Students learn to identify various methods for separating mixtures, to define ...

Several industries require essential processes for separating mixtures into their constituent substances. Advancing research, scientists from Japan have now developed a novel, versatile, and ...

The word 'pure' is used in chemistry in a different way from its everyday meaning. For example, shops sell cartons labelled as 'pure' orange juice. The label means that the contents are just orange ...

Large amounts of mixed plastics arise during recycling of household refuse, electronics, automobiles, etc. High-grade black plastics in particular cause problems in subsequent sorting aimed at ...