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 ...

1. A coordinated continental-scale field experiment across 31 sites was used to compare the biomass yield of monocultures and four species mixtures associated with intensively managed agricultural ...

Food additive mixtures are an everyday feature of our diets, especially through ultra-processed foods. Until recently, safety evaluations of these additives have been conducted substance by substance ...