When one of the cups is then cooled down, some of the sugar recrystallises, demonstrating that the solubility of most solids increases with temperature. But most gases become less soluble at ...

IT is generally considered that polyethylene terephthalate is soluble only in a restricted range of rather specialized organic liquids, such as o-chlorophenol, tetrachlorethane/phenol, etc. It is ...

Unsubstituted π-electronic systems with expanded π-planes are highly desirable for improving charge-carrier transport in ...