All planets are made of gas, ice, rock and metal, and models of how planets form usually assume that these materials don't ...

Simple techniques like filtration and evaporation will not work, but they can be used for separating mixtures. Need extra resources for your physics and chemistry lessons? In this seven-part ...

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 ...

We do not yet have this level of understanding. We do have phase data for some simple, relevant lipid mixtures. These data might imply a path toward a solution to the problem of this enormous ...

THE work of Oldham and Ubbelohde 1 suggested that the melting point of mixtures of dipolar compounds may be much lower than predicted by the Le Chatelier–Schröder (or Hildebrand) equation 2 if ...

As the issue of independent review of the food industry’s GRAS declarations emerged, on another food safety issue Beyond ...