The development and refinement of gas mixtures and reference standards have become fundamental to ensuring the accuracy, reproducibility and traceability of analytical measurements across diverse ...

The three states of matter can be represented by the particle model. This model explains the properties of substances in their different states, as well as changes of state. Changes of state: ...

Humans and wildlife are exposed to hundreds of chemicals at varying doses every day, for example in the air we breathe, the water we drink, the food we eat and from the consumer products we use.

Either evaporation or crystallisation can be used to separate a solid solute from a solution. Learn more in this KS3 Chemistry guide from Bitesize. Distillation Distillation is a separation technique ...

It’s an excellent way to teach chemistry students about activation energy and exothermic reactions, says Yilei Wu, a ...

Conventional mass spectrometric proteomics methods don’t work well for low-abundance proteins in complex mixtures. Edward M. Marcotte, Eric V. Anslyn, and coworkers at the University of Texas, Austin, ...