Everything we can see and touch, and quite a lot that we can’t as well, is made of tiny particles called atoms. Some substances, like particles of this iron, contain only one kind of atom. Iron is an ...

A study shows that specific plant-derived compounds work synergistically in immune cells, boosting anti-inflammatory ...

Many everyday foods and seasonings—such as herbs, spices, and aromatic plants—contain natural compounds called phytochemicals that can regulate inflammatory pathways. For centuries, these ingredients ...

Students will learn how to categorize matter as either pure substances or mixtures. Students will apply tests, based on physical properties of matter samples, to determine whether a mixture is ...

Flash column chromatography is a method of chemical separation that is used to purify chemical mixtures. It is also known as flash purification, due to its function as a purification method. It is ...

In quality control and chemistry, analytical samples are usually mixtures. Understanding the main compound’s assay and the number of impurities or other unwanted substances in the sample is essential ...